Herschel Prisms & Solar Filters
Brand: Antlia Filters
Antlia 50mm Extension Tube for Solar Discover CaK 5Å Assembly
This is a 2" extension tube with 50mm optical length for the Antlia Solar Discover 5Å CaK assembly.
When you use the Antlia Solar Discover 5Å CaK assembly with a refractor telescope without a ..
£27.00
Ex Tax:£22.50
Brand: Antlia Filters
Antlia 70mm Extension Tube for Solar Discover CaK 5Å Assembly
This is a 2" extension tube with 70mm optical length for the Antlia Solar Discover 5Å CaK assembly.
When you use the Antlia Solar Discover 5Å CaK assembly with a refractor telescope without a ..
£27.00
Ex Tax:£22.50
Brand: Antlia Filters
Antlia CaK 3nm 393.3nm Imaging Solar Filter - 1.25'' Mounted
The Antlia CaK solar filter is made of heat resistant double-polished substrate. The Antlia CaK 393.3nm solar filter uses the most advanced multicoatings to produce a sharp 3nm narrow bandpass, designed to maximize contrast for ..
£282.00
Ex Tax:£235.00
-7 %
Brand: Antlia Filters
Antlia Imaging Herschel-wedge with 35mm Prism and 1.25" CaK Calcium-K 3nm 393.3nm Imaging Solar Filter
Antlia Imaging Herschel Wedge with 35mm Prism and 1.25'' Cak 3nm Solar Filter
The Antlia Solar Wedge (Herschel Wedge design) replaces the standard prism diagonal at the rear of r..
£330.00 £355.00
Ex Tax:£275.00
-7 %
Brand: Antlia Filters
Antlia Solar Discover CaK Calcium-K 3nm 393.3nm Imaging Solar Filter Assembly
The Antlia Solar Discover 3nm CaK is an assembly consisting of one set of light reducing filters, designed to maximize imaging contrast of sun spots, solar surface granulation and other features that are prominent in Ca..
£349.00 £376.00
Ex Tax:£290.83
-2 %
Brand: Antlia Filters
Antlia Solar Discover CaK Calcium-K 5Å Imaging Solar Filter Assembly
The Antlia Solar Discover 5Å CaK assembly incorporates a set of light-reducing filters to reduce solar heat ingress for safe operation during solar imaging. It is specifically engineered to enhance imaging contrast f..
£898.00 £921.00
Ex Tax:£748.33
-4 %
Brand: Antlia Filters
Antlia Solar Discover CaK Calcium-K 5Å Imaging Solar Filter Assembly with 2x Barlow
The Antlia Solar Discover 5Å CaK assembly incorporates a set of light-reducing filters to reduce solar heat ingress for safe operation during solar imaging. It is specifically engineered to enhance ima..
£939.00 £974.00
Ex Tax:£782.50
-4 %
Brand: Antlia Filters
Antlia Solar Discover CaK Calcium-K 5Å Imaging Solar Filter Assembly with 3x Barlow
The Antlia Solar Discover 5Å CaK assembly incorporates a set of light-reducing filters to reduce solar heat ingress for safe operation during solar imaging. It is specifically engineered to enhance ima..
£939.00 £974.00
Ex Tax:£782.50
-4 %
Brand: Antlia Filters
Antlia Solar Discover CaK Calcium-K 5Å Imaging Solar Filter Assembly with 5x Barlow
The Antlia Solar Discover 5Å CaK assembly incorporates a set of light-reducing filters to reduce solar heat ingress for safe operation during solar imaging. It is specifically engineered to enhance ima..
£949.00 £984.00
Ex Tax:£790.83
Brand: Antlia Filters
Antlia Solar Discover Dual Band Ha, CaK and CaH Filter Assembly - Mini
The Antlia Solar Discover Dualband (Ha, CaK, and CaH) filter assembly comes in both standard and mini versions. It is specifically designed for solar photosphere photography, effectively enhancing contrast and sharpness in sol..
£104.00
Ex Tax:£86.67
Brand: Antlia Filters
Antlia Solar Discover Dual Band Ha, CaK and CaH Filter Assembly - Standard
The Antlia Solar Discover Dualband (Ha, CaK, and CaH) filter assembly comes in both standard and mini versions. It is specifically designed for solar photosphere photography, effectively enhancing contrast and sharpness in..
£156.00
Ex Tax:£130.00
-130mm-150mm-200mm-250x250h.webp "Antlia Solar Discover Dualband Energy Rejection Filter (ERF) - 130mm")
-130mm-150mm-200mm-b-250x250.webp "Antlia Solar Discover Dualband Energy Rejection Filter (ERF) - 130mm")
Brand: Antlia Filters
Antlia Solar Discover Dualband Energy Rejection Filter (ERF) - 130mm
The Antlia Dualband Solar Energy Rejection Filter is designed by combining Hydrogen Alpha, Calcium K-Line and Calcium H-Line in one dualband filter. It is the filter used in conjunction with Antlia Solar Discover 3nm CaK, Solar,..
£998.00
Ex Tax:£831.67
Brand: Antlia Filters
Antlia Solar Discover Dualband Energy Rejection Filter (ERF) - 150mm
The Antlia Dualband Solar Energy Rejection Filter is designed by combining Hydrogen Alpha, Calcium K-Line and Calcium H-Line in one dualband filter. It is the filter used in conjunction with Antlia Solar Discover 3nm CaK, Solar,..
£1,299.00
Ex Tax:£1,082.50
-2-inch-250x250h.webp "Antlia Solar Discover Dualband Energy Rejection Filter (ERF) - 2\"")
-7 %
Brand: Antlia Filters
Antlia Solar Discover Dualband Energy Rejection Filter (ERF) - 2"
The Antlia Dualband Solar Energy Rejection Filter is designed by combining Hydrogen Alpha, Calcium K-Line and Calcium H-Line in one dualband filter. It is the filter used in conjunction with Antlia Solar Discover 3nm CaK, Sola..
£97.00 £104.00
Ex Tax:£80.83
Available for pre order
Brand: Antlia Filters
Antlia Solar Discover Dualband Energy Rejection Filter (ERF) - 200mm
At the moment we are not planning to keep stock of this size, but you are welcome to place an order and then we will quickly place an order with Antlia for this.
The Antlia Dualband Solar Energy Rejection Filter is designed b..
£2,337.00
Ex Tax:£1,947.50
Brand: Baader Planetarium
Baader 1.25" Solar Continuum Filter (540nm), optically polished
Can be used for observation and photography of Sunspots and granulations ONLY in conjunction with a Herschel wedge or Astro Solar Safety Film.
If you want to use this filter for visual observations as well as photogra..
£73.00
Ex Tax:£60.83
-6 %
Brand: Baader Planetarium
Baader 2" Solar Continuum Filter (540nm), optically polished
Can be used for observation and photography of Sunspots and granulations ONLY in conjunction with a Herschel wedge or Astro Solar Safety Film.
If you want to use this filter for visual observations as well as photography together ..
£151.00 £160.00
Ex Tax:£125.83
Brand: Baader Planetarium
Calcium GEN-II Filter 1¼"
The calcium GEN-II filter allows you to observe the interesting border region between the photosphere, visible in white light, and the chromosphere of the sun, which is reserved for narrow-band H-alpha filters. In addition to the structures known from white l..
£250.00
Ex Tax:£208.33
Ask About Stock
Brand: Baader Planetarium
Baader SunDancer II H-alpha Filter
Silently heated H-alpha-Filter with integrated 3x telecentric system with 2nm block filter.Half-width (FWHM) of 0.6±0.1Å at an effective focal ratio of f/30Resistant to ageing: The dielectric coating of the blocking filter and the airtight storage of the SolarSpec..
£3,049.00
Ex Tax:£2,540.83
Brand: CELESTRON
EclipSmart Solar Filter for 6” Schmidt-Cassegrain Telescopes
Generally In Stock, please contact us for confirmation.
SOLAR SAFE TELESCOPE FILTER: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing the Sun. The ideal tool for view..
£59.99
Ex Tax:£49.99
Brand: CELESTRON
EclipSmart Solar Filter for 8” Schmidt-Cassegrain and EdgeHD Telescopes
Generally In Stock, please contact us for confirmation.
SOLAR SAFE TELESCOPE FILTER: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing the Sun. The ideal to..
£79.99
Ex Tax:£66.66
-5 %
Brand: CELESTRON
Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8
Enhance imaging of nebulae with your 8” Rowe-Ackermann Schmidt Astrograph (RASA) by blocking light pollution, improving image contrast, and darkening the sky background.
This filter transmits only ..
£284.00 £299.99
Ex Tax:£236.67
Ask About Stock
Brand: Euro EMC Astro Division
The EMC S074 SOLAR FINDER is a simple but efficient solar finder that is a must have accessory for all solar observing and imaging.
The solar finder allows you to locate the Sun with minimum effort and maximum safety. Simply centre the sun in the target! Supplied with a large self centering base.
..
£38.00
Ex Tax:£31.67
Ask About Stock
Brand: Euro EMC Astro Division
The EMC S074 SOLAR FINDER is a simple but efficient solar finder that is a must have accessory for all solar observing and imaging.
The solar finder allows you to locate the Sun with minimum effort and maximum safety. Simply centre the sun in the target! Supplied with a large self centering base.
..
£38.00
Ex Tax:£31.67
Brand: Euro EMC Astro Division
The EMC S100 Solar Filters are a range of objective solar filters for observing the Sun in white light.
The SIZE 10 filter will fit dew shields / tubes with an outside diameter of 286-329mm. They can also be fitted so they clamp inside a dew shield with a diameter of 265-313mm
Basic features ..
£109.00
Ex Tax:£90.83
Ask About Stock
Brand: Euro EMC Astro Division
The EMC S100 Solar Filters are a range of objective solar filters for observing the Sun in white light.
The SIZE 3 filter will fit dew shields / tubes with an outside diameter of 69-85mm. They can also be fitted so they clamp inside a dew shield with a diameter of 85-94mm.
Basic features of t..
£49.00
Ex Tax:£40.83
Ask About Stock
Brand: Euro EMC Astro Division
The EMC S100 Solar Filters are a range of objective solar filters for observing the Sun in white light.
The SIZE 5 filter will fit dew shields / tubes with an outside diameter of 103-131mm. They can also be fitted so they clamp inside a dew shield with a diameter of 123-144mm
Basic features of th..
£59.00
Ex Tax:£49.17
Ask About Stock
Brand: Euro EMC Astro Division
The EMC S100 Solar Filters are a range of objective solar filters for observing the Sun in white light.
The SIZE 6 filter will fit dew shields / tubes with an outside diameter of 129-157mm. They can also be fitted so they clamp inside a dew shield with a diameter of 149-170mm
Basic features of th..
£69.00
Ex Tax:£57.50
Brand: Euro EMC Astro Division
The EMC S100 Solar Filters are a range of objective solar filters for observing the Sun in white light.
The SIZE 8 filter will fit dew shields / tubes with an outside diameter of 187-221mm. They can also be fitted so they clamp inside a dew shield with a diameter of 207-234mm
Basic features of th..
£89.00
Ex Tax:£74.17
Ask About Stock
Brand: Euro EMC Astro Division
The EMC S100 Solar Filters are a range of objective solar filters for observing the Sun in white light.
The SIZE 9 filter will fit dew shields / tubes with an outside diameter of 219-267mm. They can also be fitted so they clamp inside a dew shield with a diameter of 240-283mm
Basic features of th..
£99.00
Ex Tax:£82.50