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Other Contrast & Deepsky Filters

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GBP252.00
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SKU: Astronomik-CLS-M77
Astronomik
Astronomik CLS Visual Filter for Camera Lenses with M77 Filter Thread
 
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Astronomik CLS Deep Sky & Light Pollution Clip Filter for Visual Observations B&W and CCD Photography. Mounted filter in M77 Cell. Compatible with camera lenses with M77 thread...

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GBP12.80
in In stock (8)
SKU: 365902
365Astronomy
365Astronomy 2" to 1.25" Filter Adapter
 
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The 365Astronomy 2" to 1.25" Filter Adapter lets you use 1.25" filter with 2" accessories. We could also call it M48 to M28.5 adapter due to the real thread sizes.

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GBP4.32
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SKU: Castell-FIPAg
Castell
White Transparent Plastic Filter Case
 
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Filter CaseIt's a more or less transparent, white plastic case for one 2" filter or four 1.25" filters. Recommended for Castell Deep Sky OIII and UHC filters as those don't come in filter case....

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GBP46.00
in In stock (4)
SKU: Castell-Doiii1
Castell
Castell OIII Deepsky Filter for 1.25-Inch Eyepieces
 
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Castell OIII Deepsky Filter for 1.25-Inch (31.7 mm) EyepiecesThis OIII filter will allow emission lines of the doubly ionised oxygen (OIII)  where most of the light comes from older objects such as planetary nebulae...

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GBP59.60
in In stock (4)
SKU: Castell-Doiii2
Castell
Castell OIII Deepsky Filter for 2-Inch Eyepieces
 
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Back in stock again! Castell OIII Deepsky Filter for 2" 2-Inch (31.7 mm) EyepiecesThis OIII filter will allow emission lines of the doubly ionised oxygen (OIII)  where most of the light comes from older objects...

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GBP37.20
in In stock (3)
SKU: Castell-Duhc1
Castell
Castell UHC Deepsky Filter for 1.25-Inch Eyepieces
 
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Castell UHC Deep Sky Filter for 1.25-Inch (31.7 mm) EyepiecesThis UHC filter allows emission lines of H-alpha, H-beta, S-II and O-III where most of the light comes from in the case of emission nebulae.On the contrary it will...

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GBP61.80
in In stock (5)
SKU: Castell-Duhc2
Castell
Castell UHC Deepsky Filter for 2-Inch Eyepieces
 
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Castell UHC Deepsky Filter for 2-Inch (50.8 mm) EyepiecesThis UHC filter allows emission lines of H-alpha, H-beta, S-II and O-III where most of the light comes from in the case of emission nebulae.On the contrary it will cut...

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RRP: GBP67.00 GBP61.00
in In stock (2)
SKU: 2458398
Baader Planetarium
Baader 1 1/4" Semi APO Filter (Phantom Coating Group)
 
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 Baader 1.25" Semi APO Filter (optically polished)  The combination of the NEODYMIUM & IR-Cut 1 1/4" (Moon & Skyglow) Filter  with the Fringe Killer Filter 1.25 inch (Phantomgroup Coated) is a...

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RRP: GBP75.00 GBP65.00
low Low stock (1)
SKU: 2458385
Baader Planetarium
Baader 1'/4" IR-PassFilter (685 nm) (optically polished)
 
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Baader 1'/4" IR - PassFilter (685 nm) (optically polished) The secret of good planetary images, the IR-Pass filter can greatly improve image sharpness by reducing the effects of seeing.Description: A top image during...

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RRP: GBP189.00 GBP169.80
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SKU: 2458295
Baader Planetarium
Baader 1.25" Methane Narrowband Filter 8nm ZWL 889nm (optically polished)
 
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Baader 1.25" Methane Narrowband Filter 8nm (optically polished)A new generation methane filter exclusively for Webcam or CCD imaging for varios objects, but especially recommended for planets. Visual observation is not...

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RRP: GBP82.00 GBP74.00
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SKU: 2458395A
Baader Planetarium
Baader 1.25" Narrowband OIII Nebula Filter 8nm HBW
 
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THE PROFESSIONAL NEBULA FILTER! Baader 1'/4" Narrowband OIII Filter, (8nmHBW) Optically PolishedThe non plus ultra for visual deep-sky observers, offering the highest performance of all nebula filters, especially...

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GBP34.20
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SKU: 2458415
Baader Planetarium
Baader Clear Focusing Filter 1'/4"
 
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Baader Clear Focusing Filter 1'/4" Please CONTACT US for availability information!  ...

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RRP: GBP65.40 GBP62.00
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SKU: 2458420
Baader Planetarium
Baader Clear Focusing Filter 50.8mm Round
 
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Baader Clear Focusing Filter 50.8mm Round Please CONTACT US for availability information!  ...

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GBP75.00
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SKU: 2458421
Baader Planetarium
Baader Clear Focusing Filter 50x50mm Square
 
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Baader Clear Focusing Filter 50x50mm SquareIf you see that stock=0, don't worry, we may get it for you in most cases quickly. Please tell us what you are after, and we'll check with the manufacturer. Click here to...

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RRP: GBP67.00 GBP58.00
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SKU: 2458360
Baader Planetarium
Baader Contrast Booster Filter 1'/4" (Phantomgroup Coated)
 
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BAADER CONTRAST-BOOSTER FILTER 1.25" (Optically Polished and Phantomgroup Coated)A unique filter for many different astronomical tasks – incomparable in acuity to combinations of generic color filters, made of...

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RRP: GBP65.00 GBP58.00
in In stock (2)
SKU: 2458370
Baader Planetarium
Baader Fringe Killer Filter 1.25 inch (Phantomgroup Coated)
 
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Fringe Killer Filter 1.25" (Optically Polished and Phantomgroup Coated)The BAADER Fringe-Killer Filter minimizes unwanted blue fringing, comparable to a Minus-Violet-Filter, while retaining a very pleasing color balance....

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RRP: GBP62.00 GBP54.00
in In stock (2)
SKU: 2458305A
Baader Planetarium
Baader NEODYMIUM & IR-Cut 1 1/4" (Moon & Skyglow) Filter
 
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NEODYMIUM & IR-Cut 1.25" Moon & Skyglow Filter with Phantom Group Coating The best visual and photographic filters for contrast enhancement for the PLANETS and MOON at all levels for Schmidt-Cassegrain and Newton...

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GBP176.40
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SKU: 2458292
Baader Planetarium
Baader U-Filter 1.25" ZWL 350nm T= 320 - 380nm (optically polished)
 
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Baader U-Filter 1.25" T= 320 - 380 (optically polished) - not for photometryA new generation Venus filter that allows Amateurs to image fine detail on Venus for the first time. This is achieved by the use of the latest...

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GBP234.00
low Low stock (1)
SKU: 2458291
Baader Planetarium
Baader U-Filter 2" ZWL 350nm T= 320 - 380nm (optically polished)
 
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Baader U-Filter 1.25" T= 320 - 380 (optically polished) - not for photometryA new generation Venus filter that allows Amateurs to image fine detail on Venus for the first time. This is achieved by the use of the latest...

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RRP: GBP149.00 GBP135.00
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SKU: 2459440B
Baader Planetarium
Baader UBVRI Photometric B-Filter 1.25" (4mm Glass) with LPFC
 
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Baader UBVRI Photometric B-Filter 1.25" (4mm Glass)  installed in Low Profile Filter Cell (LPFC )Available on back order only....

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RRP: GBP659.00 GBP599.90
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SKU: 2459440-SET
Baader Planetarium
Baader UBVRI Photometric Filter SET 1.25" (4mm Glass) with LPFC
 
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Baader UBVRI Photometric Filter SET 1.25" (4mm Glass)  installed in Low Profile Filter Cell (LPFC )Available on back order only....

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RRP: GBP149.00 GBP135.00
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SKU: 2459440I
Baader Planetarium
Baader UBVRI Photometric I-Filter 1.25" (4mm Glass) with LPFC
 
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Baader UBVRI Photometric I-Filter 1.25" (4mm Glass)  installed in Low Profile Filter Cell (LPFC )Available on back order only....

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RRP: GBP149.00 GBP135.00
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SKU: 2459440R
Baader Planetarium
Baader UBVRI Photometric R-Filter 1.25" (4mm Glass) with LPFC
 
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Baader UBVRI Photometric R-Filter 1.25" (4mm Glass)  installed in Low Profile Filter Cell (LPFC )Available on back order only....

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RRP: GBP149.00 GBP135.00
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SKU: 2459440U
Baader Planetarium
Baader UBVRI Photometric U-Filter 1.25" (4mm Glass) with LPFC
 
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Baader UBVRI Photometric U-Filter 1.25" (4mm Glass)  installed in Low Profile Filter Cell (LPFC )Available on back order only....

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RRP: GBP149.00 GBP135.00
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SKU: 2459440V
Baader Planetarium
Baader UBVRI Photometric V-Filter 1.25" (4mm Glass) with LPFC
 
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Baader UBVRI Photometric V-Filter 1.25" (4mm Glass)  installed in Low Profile Filter Cell (LPFC )Available on back order only....

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RRP: GBP125.00 GBP112.50
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SKU: 2458278
Baader Planetarium
Baader UHC-S / L-Booster-Filter 50.8mm Round
 
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Baader UHC-S / L-Booster-Filter 50.8mm Round   Please CONTACT US for availability information!  

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RRP: GBP165.00 GBP146.00
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SKU: 2458279
Baader Planetarium
Baader UHC-S / L-Booster-Filter 50x50mm Square
 
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Baader UHC-S / L-Booster-Filter 50x50mm SquareIf you see that stock=0, don't worry, we may get it for you in most cases quickly. Please tell us what you are after, and we'll check with the manufacturer. Click here to...

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RRP: GBP70.00 GBP62.00
in In stock (3)
SKU: 2458275
Baader Planetarium
Baader UHC-S/L-Booster-Filter 1'/4" (optically polished)
 
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 Premium Quality Baader UHC-S / L-Booster Nebula Filter 1.25" (optically polished)Excellent for telescopes with diameter above 100 mm (4").This is the perfect solution for viewing and imaging emission nebulae...

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GBP82.80
low Low stock (1)
SKU: Myu
Mizar (Japan)
Mizar Myu Broadband Deepsky Filter (31.7mm, 1.25")
 
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It's a high quality deep sky filter to bring out from the background fainter diffuse or planetary nebulae and star clusters. Whether you are observing from a "well" light-polluted city or from a darker countryside location, it...

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GBP46.00
in In stock (3)
SKU: OPT-CLS-1.25
Optolong
Optolong CLS (City Light Suppression) Filter 1.25"
 
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 Premium Quality Optolong CLS Filter. Compatible with 1.25" eyepieces and other accessories.

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GBP72.00
in In stock (2)
SKU: OPT-CLS-2
Optolong
Optolong CLS (City Light Suppression) Filter 2"
 
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 Premium Quality Optolong CLS Filter. Compatible with 2" eyepieces and other accessories.

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RRP: GBP80.34 GBP72.00
in In stock (3)
SKU: OPT-CLS-EOS-C
Optolong
Optolong CLS (City Light Suppression) Filter for Canon EOS Cameras
 
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Premium Quality Optolong CLS Filter. Compatible with all APS-C sized Canon EOS cameras.

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GBP72.00
in In stock (2)
SKU: OPT-CLS-CCD-1.25
Optolong
Optolong CLS-CCD Filter 1.25"
 
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 Premium Quality Optolong CLS-CCD Filter designed for CCD cameras and astro modified dSLR cameras to improve the visibility of various deepsky objects. Compatible with 1.25" eyepieces and other accessories.

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GBP134.80
in In stock (2)
SKU: OPT-CLS-CCD-2
Optolong
Optolong CLS-CCD Filter 2"
 
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 Premium Quality Optolong CLS-CCD Filter designed for CCD cameras and astro modified dSLR cameras to improve the visibility of various deepsky objects. Compatible with 2" eyepieces and other accessories.

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RRP: GBP97.34 GBP88.00
in In stock (2)
SKU: OPT-CLS-CCD-EOS-C
Optolong
Optolong CLS-CCD Filter for Canon EOS Cameras
 
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 Premium Quality Optolong CLS-CCD Filter designed for CCD cameras and astro modified dSLR cameras to improve the visibility of various deepsky objects. Compatible with all APS-C sized Canon EOS Cameras.

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RRP: GBP92.20 GBP83.00
in In stock (2)
SKU: OPT-H-ALPHA-12NM-1.25
Optolong
Optolong H-Alpha 12nm Narrowband Deepsky Filter 1.25"
 
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This premium Optolong Narrowband H-Alpha filter is a popular filter designed for nebula observation or CCD/dSLR imaging at 12nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission...

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RRP: GBP168.00 GBP152.00
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SKU: OPT-H-ALPHA-12NM-2
Optolong
Optolong H-Alpha 12nm Narrowband Deepsky Filter 2"
 
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This premium Optolong Narrowband H-Alpha filter is a popular filter designed for nebula observation or CCD/dSLR imaging at 12nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission...

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GBP148.00
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SKU: OPT-H-ALPHA-7NM-1.25
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter 1.25"
 
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This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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GBP219.00
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SKU: OPT-H-ALPHA-7NM-2
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter 2"
 
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This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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RRP: GBP185.33 GBP167.00
in In stock (2)
SKU: OPT-H-ALPHA-7NM-APSC-EOS
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter for Canon EOS Cameras
 
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This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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RRP: GBP198.00 GBP178.00
in In stock (2)
SKU: OPT-H-ALPHA-7NM-N5000
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter Nikon D5000, D5100 Clip filter
 
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This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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RRP: GBP198.00 GBP178.00
in In stock (2)
SKU: OPT-H-ALPHA-7NM-N7000
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter Nikon D7000, D7100 Clip filter
 
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This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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GBP76.00
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SKU: OPT-HB25NM-1.25
Optolong
Optolong H-beta 25nm Visual Nebulosity Filter 1.25"
 
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This premium Optolong Narrowband H-beta filter is designed for nebula observation allowing 25nm bandwidth of light centered on a wavelength of appr 490nm throughout, about halfway betweenthe  H-beta emission line and...

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RRP: GBP118.00 GBP106.20
in In stock (2)
SKU: OPT-HB25NM-2
Optolong
Optolong H-beta 25nm Visual Nebulosity Filter 2"
 
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This premium Optolong Narrowband H-beta filter is designed for nebula observation allowing 25nm bandwidth of light centered on a wavelength of appr 490nm throughout, about halfway betweenthe  H-beta emission line and...

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GBP126.00
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SKU: OPT-L-PRO-1.25
Optolong
Optolong L-PRO MAX Luminosity Filter 1.25"
 
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The Optolong L-Pro (L-Professional) filter is designed to provide maximum luminosity of the spectrum other than those areas caused by light pollution...  Compatible with 1.25" eyepieces and other accessories.

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GBP168.00
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SKU: OPT-L-PRO-2
Optolong
Optolong L-PRO MAX Luminosity Filter 2"
 
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The Optolong L-Pro (L-Professional) filter is designed to provide maximum luminosity of the spectrum other than those areas caused by light pollution... Compatible with 2" eyepieces and other accessories.

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RRP: GBP211.00 GBP190.00
in In stock (2)
SKU: OPT-L-PRO-EOS-C
Optolong
Optolong L-PRO MAX Luminosity Filter for Canon EOS Cameras
 
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The Optolong L-Pro (L-Professional) filter is designed to provide maximum luminosity of the spectrum other than those areas caused by light pollution. Compatible with all APS-C sized Canon EOS cameras.

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RRP: GBP228.00 GBP205.00
in In stock (2)
SKU: OPT-L-PRO-FFEOS
Optolong
Optolong L-PRO MAX Luminosity Filter for Full-Frame Canon EOS Cameras
 
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The Optolong L-Pro (L-Professional) filter is designed to provide maximum luminosity of the spectrum other than those areas caused by light pollution... Compatible with Canon EOS Full Frame cameras.

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RRP: GBP175.00 GBP157.00
in In stock (2)
SKU: OPT-LRGB-CCD-1.25
Optolong
Optolong LRGB-CCD Filter Set 1.25" - Set of Luminance (IR-cut, Red, Green and Blue CCD Filters)
 
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 Premium Quality Optolong LRGB-CCD Filter Set designed for CCD cameras and astro modified dSLR cameras to take amazing images of deepsky objects. Compatible with 1.25" eyepieces and other accessories.

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RRP: GBP264.00 GBP238.00
in In stock (2)
SKU: OPT-LRGB-CCD-2
Optolong
Optolong LRGB-CCD Filter Set 2" - Set of Luminance (IR-cut, Red, Green and Blue CCD Filters)
 
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 Premium Quality Optolong LRGB-CCD Filter Set designed for CCD cameras and astro modified dSLR cameras to take amazing images of deepsky objects. Compatible with 2" eyepieces and other accessories.

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RRP: GBP66.00 GBP59.40
in In stock (2)
SKU: OPT-OIII25NM-1.25
Optolong
Optolong OIII 25nm Visual Nebulosity Filter 1.25"
 
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This premium Optolong Narrowband OIII filter is designed for nebula observation allowing 25nm bandwidth of light centered on a wavelength of 500nm through, which corresponds to OIII emission lines, and reducing the...

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RRP: GBP91.40 GBP82.30
in In stock (2)
SKU: OPT-OIII25NM-2
Optolong
Optolong OIII 25nm Visual Nebulosity Filter 2"
 
(0 reviews)  
This premium Optolong Narrowband OIII filter is designed for nebula observation allowing 25nm bandwidth of light centered on a wavelength of 500nm through, which corresponds to OIII emission lines, and reducing the...

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GBP46.00
in In stock (3)
SKU: OPT-UHC-1.25
Optolong
Optolong UHC Ultra High Contrast Filter 1.25"
 
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 Premium Quality Optolong UHC Ultra High Contrast Filter. Compatible with 1.25" eyepieces and other accessories.

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GBP72.00
in In stock (3)
SKU: OPT-UHC-2
Optolong
Optolong UHC Ultra High Contrast Filter 2"
 
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 Premium Quality Optolong UHC Ultra High Contrast Filter. Compatible with 2" eyepieces and other accessories.

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RRP: GBP80.34 GBP72.00
in In stock (2)
SKU: OPT-UHC-EOS-C
Optolong
Optolong UHC Ultra High Contrast Filter for Canon EOS Cameras
 
(0 reviews)  
 Premium Quality Optolong UHC Ultra High Contrast Filter. Compatible with APS-C sized Canon EOS cameras.

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RRP: GBP97.00 GBP88.00
in In stock (3)
SKU: OPT-UHC-FFEOS
Optolong
Optolong UHC Ultra High Contrast Filter for Full Frame EOS Cameras
 
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 Premium Quality Optolong UHC Ultra High Contrast Filter. Compatible with 2" eyepieces and other accessories.

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GBP151.80
in In stock (2)
SKU: OPT-VENUS-U-1.25
Optolong
Optolong Venus-U Filter 1.25"
 
(0 reviews)  
The Optolong Venus-U filter makes it possible to obtain photographs, CCD or video images in the UV-A (320-400nm) part of the spectrum and observe Venus' cloud structures.  Compatible with 1.25" eyepieces...

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GBP199.90
in In stock (2)
SKU: OPT-VENUS-U-2
Optolong
Optolong Venus-U Filter 2"
 
(0 reviews)  
The Optolong Venus-U filter makes it possible to obtain photographs, CCD or video images in the UV-A (320-400nm) part of the spectrum and observe Venus' cloud structures.  Compatible with 2" eyepieces...

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GBP44.00
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SKU: TS-TSSkySC
Teleskop Service
TS Optics Skylight Filter for SCT Schmidt-Cassegrain Telescopes
 
(0 reviews)  
The TS Skylight filter has two functions:Permanent Dust Protection:Schmidt-Cassegrains and Maksutov Cassegrains are closed tubes which are protected from dust everywhere except at the rear where light exits the tube. The...

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GBP47.80
in In stock (10)
SKU: 365423
365Astronomy
365Astronomy NBPF Hydrogen-Alpha 12nm Narrow-band Filter (1.25")
 
(0 reviews)  
The 365Astronomy NBPF Hydrogen-Alpha 12nm Narrow-band Filter (1.25") is an affordable, but still high quality filter that we recommend mainly for taking narrow band images of deep sky objects, mainly nebulosities.

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GBP34.00
in In stock (3)
SKU: 365403
365Astronomy
365Astronomy UHC - Ultra High Contrast Nebula Filter (1.25")
 
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The 365Astronomy UHC Nebula Filter is an affordable, but still high quality filter that we recommend mainly to improve visual observations of deep sky objects, mainly nebulosities.

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GBP39.00
in In stock (3)
SKU: 20195
SkyWatcher
SkyWatcher UHC Filter (1.25")
 
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SkyWatcher UHC Filter (1.25") SkyWatcher UHC Filter (1.25") High qualuty filter for revealing nebulosity.

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GBP61.00
in In stock (2)
SKU: 20197
SkyWatcher
SkyWatcher UHC Filter (2")
 
(0 reviews)  
SkyWatcher UHC Filter (2") Supplied with storage case. High quality filter for revealing nebulosity. The UHC filter is the best all-around dark-sky nebula filt...

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GBP39.00
low Low stock (1)
SKU: 20194
SkyWatcher
SkyWatcher O-III Filter (1.25")
 
(0 reviews)  
SkyWatcher O-III Filter (1.25")With larger aperture telescopes, observers will have a better opportunity to identify nebulae objects in the deep sky. It can produce near-photographic views of the illusive Veil nebula...

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GBP61.00
in In stock (2)
SKU: 20196
SkyWatcher
SkyWatcher O-III Filter (2")
 
(0 reviews)  
SkyWatcher O-III Filter (2") With larger aperture telescopes, observers will have a better opportunity to identify nebulae objects in the deep sky. The 2" O-III narrowband filter is specially designed for ...

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GBP18.00
in In stock (4)
SKU: 20198
SkyWatcher
SkyWatcher Light Pollution Filter (1.25")
 
(0 reviews)  
SkyWatcher Light Pollution Filter (1.25") This 1.25" contrast-enhancing anodized aluminium, optical glass filter is designed to block out the wavelengths of light emitted by mercury-vapour light and...

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Qty
GBP26.00
low Low stock (1)
SKU: 20199
SkyWatcher
SkyWatcher Light Pollution Filter (2")
 
(0 reviews)  
SkyWatcher Light Pollution Filter (2") Blocks out most common light pollution These contrast-enhancing anodized aluminium, optical glass filters are designed to block out the wavelength...

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Baader Planetarium
Baader 2" IR - PassFilter (685 nm) (optically polished)
 
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Baader 2" IR - PassFilter (685 nm) (optically polished) The secret of good planetary images, the IR-Pass filter can greatly improve image sharpness by reducing the effects of seeing.Quote: "A top image during the...

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SKU: 2458396A
Baader Planetarium
Baader 2" Narrowband OIII Nebula Filter 8nm HBW
 
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THE PROFESSIONAL NEBULA FILTER! Baader 2" Narrowband OIII Filter, (8nmHBW) Optically PolishedThe non plus ultra for visual deep-sky observers, offering the highest performance of all nebula filters, especially under...

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SKU: 2458399
Baader Planetarium
Baader 2" Semi APO Filter (optically polished)
 
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Baader 2" Semi APO Filter (optically polished) The combination of the NEODYMIUM & IR-Cut 2" (Moon-& Skyglow) Filter  with the Fringe Killer Filter 2" (Phantomgroup Coated) is a remarkably cheap...

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GBP56.10
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SKU: Baa-43b-2458416
Baader Planetarium
Baader Clear Focusing Filter 2“
 
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Baader Clear Focusing Filter 2“  In stock!   ...

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SKU: Baa-41-2458365
Baader Planetarium
Baader Contrast Booster Filter 2" (Phantomgroup Coated)
 
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BAADER CONTRAST-BOOSTER FILTER 2" (Optically Polished and Phantomgroup Coated)A unique filter for many different astronomical tasks – incomparable in acuity to combinations of generic color filters, made of raw...

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SKU: 2458375
Baader Planetarium
Baader Fringe Killer Filter 2" (Phantomgroup Coated)
 
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Baader Fringe Killer Filter 2" (Optically Polished and Phantomgroup Coated)The BAADER Fringe-Killer Filter minimizes unwanted blue fringing, comparable to a Minus-Violet-Filter, while retaining a very pleasing color...

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SKU: 2458334A
Baader Planetarium
Baader NEODYMIUM & IR-Cut 2" (Moon-& Skyglow) Filter
 
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Baader NEODYMIUM & IR-Cut 2" Moon & Skyglow Filter with Phantom Group Coating The best visual and photographic filters for contrast enhancement for the PLANETS and MOON at all levels for Schmidt-Cassegrain and...

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SKU: 2458276A
Baader Planetarium
Baader UHC-S / L-Booster-Filter 2" (optically polished)
 
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IN STOCK NOW! Premium Quality Baader UHC-S / L-Booster Nebula Filter 2" (optically polished)Excellent for telescopes with diameter above 100 mm (4").This is the perfect solution for viewing and imaging emission...

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GBP79.00
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SKU: Astronomik-1.25-UHC-10210125
Astronomik
Astronomik UHC Visual Deepsky Filter 1.25-Inch
 
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The Astronomik UHC is THE filter for visual observing, although you'll see from the paragraph below (about Suitability) that it can also be used for astrophotography (IR should be blocked).

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GBP158.40
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SKU: Astronomik-UHC-2-10210200
Astronomik
Astronomik UHC Visual Deepsky Filter 2-Inch
 
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Astronomik 2-Inch UHC Deepsky Filter for Visual ObservationsMounted filter in 2" cell (M48.5mm x 0.75mm)Visual observation (dark skies): Very good, for telescopes of all apertures and high exit pupilVisual observation...

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SKU: Astronomik-1.25-OIII-10211125
Astronomik
Astronomik OIII Visual Nebula Filter 1.25-Inch
 
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Astronomik 1.25-Inch OIII Nebula Filter for Visual ObservationsMounted filter in 1.25" cell  ( M28.5mm x 0.5mm ) From the start, the Astronomik OIII filter has been very specifically designed for the visual observation of ...

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SKU: Astronomik-OIII-2-10211200
Astronomik
Astronomik OIII Visual Nebula Filter 2-Inch
 
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Astronomik 2-Inch OIII Nebula Filter for Visual ObservationsMounted filter in 2" cell (M48.5mm x 0.75mm) From the start, the Astronomik OIII filter has been very specifically designed for the visual observation of...

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GBP54.00
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SKU: Astronomik-1.25-CLS-10213125
Astronomik
Astronomik CLS Visual Deep Sky & Light Pollution Filter 1.25-in
 
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Astronomik 1.25-Inch CLS Deep Sky & Light Pollution Filter for Visual Observations, B&W and CCD PhotographyMounted filter in 1.25" cell ( M28.5mm x 0.5mm ) The Astronomik CLS is a budget filter for visual...

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SKU: Astronomik-2-CLS-10213200
Astronomik
Astronomik CLS Visual Deep Sky & Light Pollution Filter 2-Inch
 
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Astronomik 2-Inch CLS Deep Sky & Light Pollution Filter for Visual Observations, B&W and CCD PhotographyMounted filter in 2" cell ( M48.5mm x 0.75mm ) The Astronomik CLS is a budget filter for visual observation,...

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GBP74.00
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SKU: Astronomik-Visual-H-Beta-1.25
Astronomik
Astronomik H-Beta Visual Filter 1.25-Inch
 
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Astronomik 1.25-Inch H-Beta Filter for Visual ObservationsMounted filter in 1.25" cell ( M28.5mm x 0.5mm ) The Astronomik H-beta is a filter for visual observation, in particular with instruments of larger aperture. It...

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SKU: Astronomik-Visual-H-Beta-2
Astronomik
Astronomik H-Beta Visual Filter 2-Inch
 
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Astronomik 2-Inch H-Beta Filter for Visual ObservationsMounted filter in 2" cell ( M48.5mm x 0.75mm ) The Astronomik H-beta is a filter for visual observation, in particular with instruments of larger aperture. It lets...

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New Arrivals

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SKU: OPT-L-PRO-EOS-C
Optolong
Optolong L-PRO MAX Luminosity Filter for Canon EOS Cameras
Added: 13/11/2016
 
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The Optolong L-Pro (L-Professional) filter is designed to provide maximum luminosity of the spectrum other than those areas caused by light pollution. Compatible with all APS-C sized Canon EOS cameras.

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RRP: GBP80.34 GBP72.00
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SKU: OPT-CLS-EOS-C
Optolong
Optolong CLS (City Light Suppression) Filter for Canon EOS Cameras
Added: 13/11/2016
 
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Premium Quality Optolong CLS Filter. Compatible with all APS-C sized Canon EOS cameras.

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RRP: GBP97.34 GBP88.00
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SKU: OPT-CLS-CCD-EOS-C
Optolong
Optolong CLS-CCD Filter for Canon EOS Cameras
Added: 13/11/2016
 
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 Premium Quality Optolong CLS-CCD Filter designed for CCD cameras and astro modified dSLR cameras to improve the visibility of various deepsky objects. Compatible with all APS-C sized Canon EOS Cameras.

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SKU: OPT-UHC-EOS-C
Optolong
Optolong UHC Ultra High Contrast Filter for Canon EOS Cameras
Added: 13/11/2016
 
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 Premium Quality Optolong UHC Ultra High Contrast Filter. Compatible with APS-C sized Canon EOS cameras.

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SKU: OPT-H-ALPHA-7NM-APSC-EOS
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter for Canon EOS Cameras
Added: 13/11/2016
 
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This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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SKU: OPT-H-ALPHA-12NM-1.25
Optolong
Optolong H-Alpha 12nm Narrowband Deepsky Filter 1.25"
Added: 13/11/2016
 
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This premium Optolong Narrowband H-Alpha filter is a popular filter designed for nebula observation or CCD/dSLR imaging at 12nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission...

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SKU: OPT-H-ALPHA-12NM-2
Optolong
Optolong H-Alpha 12nm Narrowband Deepsky Filter 2"
Added: 08/11/2016
 
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This premium Optolong Narrowband H-Alpha filter is a popular filter designed for nebula observation or CCD/dSLR imaging at 12nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission...

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SKU: OPT-UHC-FFEOS
Optolong
Optolong UHC Ultra High Contrast Filter for Full Frame EOS Cameras
Added: 08/11/2016
 
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 Premium Quality Optolong UHC Ultra High Contrast Filter. Compatible with 2" eyepieces and other accessories.

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RRP: GBP228.00 GBP205.00
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SKU: OPT-L-PRO-FFEOS
Optolong
Optolong L-PRO MAX Luminosity Filter for Full-Frame Canon EOS Cameras
Added: 08/11/2016
 
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The Optolong L-Pro (L-Professional) filter is designed to provide maximum luminosity of the spectrum other than those areas caused by light pollution... Compatible with Canon EOS Full Frame cameras.

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RRP: GBP198.00 GBP178.00
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SKU: OPT-H-ALPHA-7NM-N5000
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter Nikon D5000, D5100 Clip filter
Added: 02/09/2016
 
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This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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GBP148.00
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SKU: OPT-H-ALPHA-7NM-1.25
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter 1.25"
Added: 02/09/2016
 
(0 reviews)  
This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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GBP219.00
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SKU: OPT-H-ALPHA-7NM-2
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter 2"
Added: 02/09/2016
 
(0 reviews)  
This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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SKU: OPT-H-ALPHA-7NM-N7000
Optolong
Optolong H-Alpha 7nm Narrowband Deepsky Filter Nikon D7000, D7100 Clip filter
Added: 02/09/2016
 
(0 reviews)  
This premium Optolong Narrowband H-Alpha filter is designed for nebula observation or CCD/dSLR imaging at 7nm bandwidth of light centered on a wavelength of 656nm, which corresponds to H-alpha emission lines. This...

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RRP: GBP264.00 GBP238.00
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SKU: OPT-LRGB-CCD-2
Optolong
Optolong LRGB-CCD Filter Set 2" - Set of Luminance (IR-cut, Red, Green and Blue CCD Filters)
Added: 01/09/2016
 
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 Premium Quality Optolong LRGB-CCD Filter Set designed for CCD cameras and astro modified dSLR cameras to take amazing images of deepsky objects. Compatible with 2" eyepieces and other accessories.

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RRP: GBP175.00 GBP157.00
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SKU: OPT-LRGB-CCD-1.25
Optolong
Optolong LRGB-CCD Filter Set 1.25" - Set of Luminance (IR-cut, Red, Green and Blue CCD Filters)
Added: 01/09/2016
 
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 Premium Quality Optolong LRGB-CCD Filter Set designed for CCD cameras and astro modified dSLR cameras to take amazing images of deepsky objects. Compatible with 1.25" eyepieces and other accessories.

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GBP199.90
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SKU: OPT-VENUS-U-2
Optolong
Optolong Venus-U Filter 2"
Added: 14/05/2016
 
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The Optolong Venus-U filter makes it possible to obtain photographs, CCD or video images in the UV-A (320-400nm) part of the spectrum and observe Venus' cloud structures.  Compatible with 2" eyepieces...

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GBP151.80
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SKU: OPT-VENUS-U-1.25
Optolong
Optolong Venus-U Filter 1.25"
Added: 13/05/2016
 
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The Optolong Venus-U filter makes it possible to obtain photographs, CCD or video images in the UV-A (320-400nm) part of the spectrum and observe Venus' cloud structures.  Compatible with 1.25" eyepieces...

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