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 Safety CoolCeramic Herschel Prism 2-inch ClickLock PHOTOGRAPHIC Version - Mark II
FREE SHIPPING TO UK MAINLAND!
2" wedge prism according to Herschel - one-sided Phantom Group® anti-reflective coating, with ceramic solar finder and 2" ClickLock® eyepiece holder
Int..
£550.00
Ex Tax:£458.33
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
Ask About Stock
Brand: DAYSTAR FILTERS
DayStar Calcium H-Line QUARK with ThermoTorch 5 Power Bank
AVAILABLE ONLY ON BACK ORDER AT THE MOMENT!
FREE SHIPPING TO UK MAINLAND!
FREE Celestron Elements ThermoTorch 5 Power Bank INCLUDED! (Worth £28)
The Daystar Calcium Quark brings quick, easy fun of the Original Quark to Calc..
£1,195.00
Ex Tax:£995.83
Ask About Stock
Brand: DAYSTAR FILTERS
AVAILABLE FROM UK STOCK NOW!
FREE SHIPPING TO UK MAINLAND!
FREE Celestron Elements ThermoTorch 5 Power Bank INCLUDED! (Worth £34)
This version of the Daystar Quark turns an ordinary Canon style dSLR lens into a Hydrogen Alpha Solar Telescope.
It can be used with a camera or an eyep..
£1,295.00
Ex Tax:£1,079.17
Ask About Stock
Brand: DAYSTAR FILTERS
AVAILABLE ON BACKORDER ONLY! Usual ETA: 2-4 weeks
FREE SHIPPING TO UK MAINLAND!
FREE Celestron Elements ThermoTorch 5 Power Bank INCLUDED! (Worth £34)
This version of the Daystar Quark turns an ordinary Nikon style dSLR lens into a Hydrogen Alpha Solar Telescope.
It can be used wit..
£1,295.00
Ex Tax:£1,079.17
Brand: DAYSTAR FILTERS
AVAILABLE ON BACKORDER ONLY! Usual ETA: 2-4 weeks
FREE SHIPPING TO UK MAINLAND!
FREE Celestron Elements ThermoTorch 5 Power Bank INCLUDED! (Worth £34)
Daystar Instruments QUARK is the first Hydrogen Alpha "Eyepiece"
COMBO CHROMOSPHERE MODEL for SCTs, Maksutovs, or F/15..
£1,099.00
Ex Tax:£915.83
Brand: DAYSTAR FILTERS
DayStar Instruments FLAT CAP Imaging Diffuser - FC100
The DayStar FlatCap is a Gaussian diffuser that is temporarily installed over the front of your telescope when taking flat field reference images. By strongly blurring the Sun, the only details you will see in the reference image are from defe..
£81.00
Ex Tax:£67.50
Brand: DAYSTAR FILTERS
DayStar Instruments FLAT CAP Imaging Diffuser - FC110
The DayStar FlatCap is a Gaussian diffuser that is temporarily installed over the front of your telescope when taking flat field reference images. By strongly blurring the Sun, the only details you will see in the reference image are from defe..
£81.00
Ex Tax:£67.50
Brand: DAYSTAR FILTERS
DayStar Instruments FLAT CAP Imaging Diffuser - FC120
The DayStar FlatCap is a Gaussian diffuser that is temporarily installed over the front of your telescope when taking flat field reference images. By strongly blurring the Sun, the only details you will see in the reference image are from defe..
£81.00
Ex Tax:£67.50
Brand: DAYSTAR FILTERS
DayStar Instruments FLAT CAP Imaging Diffuser - FC130
The DayStar FlatCap is a Gaussian diffuser that is temporarily installed over the front of your telescope when taking flat field reference images. By strongly blurring the Sun, the only details you will see in the reference image are from defe..
£85.00
Ex Tax:£70.83
Brand: DAYSTAR FILTERS
DayStar Instruments FLAT CAP Imaging Diffuser - FC90
The DayStar FlatCap is a Gaussian diffuser that is temporarily installed over the front of your telescope when taking flat field reference images. By strongly blurring the Sun, the only details you will see in the reference image are from defec..
£81.00
Ex Tax:£67.50
Brand: DAYSTAR FILTERS
DayStar Magnesium I b2-Line QUARK with ThermoTorch 5 Power Bank
FREE UK DELIVERY! AVAILABLE FROM UK STOCK!
FREE Celestron Elements ThermoTorch 5 Power Bank INCLUDED! (Worth £28)
Explore highly magnetized and powerful excitations in the bright Magnesium I (b2) line. The Magnesium Quar..
£1,439.00
Ex Tax:£1,199.17