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Eyepiece Accessories & Filters
We stock a range of filters and eyepiece accessories to meet your viewing and astro-imaging requirements.
Eyepiece Accessory & Filter Brands
Find out more about the Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO
Designed for serious Astro-Imagersand optimised for the Evostar-80ED PRO, the Sky-Watcher 0.85x Focal Reducer/Corrector effectively reduces the telescope's focal length by a factor of 0.85x and provides much improved field-edge correction. Use in conjunction with Sky-watcher's M48 Canon or Nikon T-ring adaptors (product codes 20237 & 20238).
Usually 5-7 DaysFree delivery available
£199.00
1x Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO
This item is already in your basketSky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO
Find out more about the Baader Contrast Booster Filter
The Baader contrast filter booster will help sharpen up your stellar images, boosting contrast, emphasising lunar, Martian and Jovian surface details and cutting down on visible light pollution. The filter is especially useful in economy refractor telescopes, where it can aid in the correction of colour aberration.
Usually 5-7 DaysFree delivery available
£69.00
Baader Contrast Booster Filter
Find out more about the Sky-Watcher Coma Corrector for Newtonian Reflectors
This Sky-Watcher Coma Corrector is optimised for all Sky-Watcher fast-ratio f/5 Newtonian Reflectors / Dobsonians, with 2” focuser. Delivers stunning wide-field views with pinpoint stars to the edge of the field. Magnification remains unaltered. Supplied complete with necessary adaptors for visual use. For imaging use with a DSLR camera, a suitable M48x0.75
Usually 5-7 DaysFree delivery available
£149.00
1x Sky-Watcher Coma Corrector for Newtonian Reflectors
This item is already in your basketSky-Watcher Coma Corrector for Newtonian Reflectors
Find out more about the Optical Vision 2 Inch Light Pollution Filter
The Sky-Watcher 2 Inch Light Pollution Filter is a contrast-enhancing anodised aluminium, optical glass filter designed to block out the wavelengths of light emitted by mercury-vapour light and other common causes of light pollution, whilst providing higher transmission at critical hydrogen-alpha and hydrogen-beta lines than competing filters. Bright, light-polluted
Usually 5-7 Days
£31.99
1x Optical Vision 2 Inch Light Pollution Filter
This item is already in your basketOptical Vision 2 Inch Light Pollution Filter
Find out more about the Altair Lightwave 12mm Premium Long Eye Relief
The Altair Lightwave 12mm Premium Long Eye Relief features a flat, well corrected and wide 68 degrees apparent field of view. The user can enjoy expansive views of the Moon, planets and deep sky objects thanks to the 12mm focal length of the eyepiece. This is a very comfortable piece of equipment and the 20mm long eye relief allows the user to position
In StockFree delivery available
£114.00
1x Altair Lightwave 12mm Premium Long Eye Relief
This item is already in your basketAltair Lightwave 12mm Premium Long Eye Relief
Find out more about the Celestron Reducer / Corrector f/6.3
This combination focal reducer and field corrector lens makes it possible to have a dual focal ratio instrument, without sacrificing image quality.If offers wide fields of view with any Schmidt-Cassegrain telescope and when used for astrophotography, it reduces exposure time by a factor of 3.
Special OrderSave £6Free delivery available
£119.00RRP £125.00
Celestron Reducer / Corrector f/6.3
Find out more about the Optical Vision 1.25 Inch O-III Narrowband Filter
The Sky-Watcher 1.25 Inch O-III Narrowband Filter narrowband filter is specially designed for the observation of gas and planetary nebulae. It distinguishes different contrasts of the wavelengths of light that pass through, giving ideal conditions for the observation of faint super nova remnants and planetary remnants.
Usually 5-7 Days
£44.99
1x Optical Vision 1.25 Inch O-III Narrowband Filter
This item is already in your basketOptical Vision 1.25 Inch O-III Narrowband Filter
Find out more about the Sky-Watcher 1.25 Inch Deluxe Di-Electric Coated 90 degree Diagonal
The mirrors inside these diagonals have undergone a special high-reflectivity multi-coating process, allowing them to reflect 99% of the precious gathered starlight, providing exceptional brightness and contrast (Standard diagonals typically reflect 90-95% of light).
Usually 5-7 DaysFree delivery available
£79.99
1x Sky-Watcher 1.25 Inch Deluxe Di-Electric Coated 90 degree Diagonal
This item is already in your basketSky-Watcher 1.25 Inch Deluxe Di-Electric Coated 90 degree Diagonal
Find out more about the Sky-Watcher M48 Field Flattener for Esprit 150
Sky-Watcher M48 field flattener designed to optically match Esprit-150ED Triplet Refractor Telescope.Threaded especially for the Esprit-150ED with a M48 camera thread, with 2 multi-coated lenses housed in an aluminium body.
Special OrderFree delivery available
£265.00
1x Sky-Watcher M48 Field Flattener for Esprit 150
This item is already in your basketSky-Watcher M48 Field Flattener for Esprit 150
Find out more about the Baader Hyperion Eyepiece T-Adapter (M43/T-2)
The Baader Hyperion Eyepiece T-Adapter enables you to attach cameras fitted with T-rings to Baader Hyperion eyepieces for eyepiece projection photography. It is suitable for use with Baader eyepieces with a 43mm thread - such as Hyperion fixed focal length eyepieces and the Mk III 8-24mm zoom eyepiece (but not the Mk II zoom eyepiece) - attaching to the
Usually 5-7 Days
£15.00
1x Baader Hyperion Eyepiece T-Adapter (M43/T-2)
This item is already in your basketBaader Hyperion Eyepiece T-Adapter (M43/T-2)
Find out more about the Sky-Watcher 90 Degree Star Diagonal
A 90 degree Star Diagonal designed to fit 1.25”/31.7mm focusers and eyepieces, designed to give a more comfortable viewing position over extended periods.
Usually 5-7 Days
£34.99
Sky-Watcher 90 Degree Star Diagonal
Find out more about the Baader 6 Colour Filter Set
The 1.25" Baader 6 Colour Filter Set comprises three longpass and three genuine bandpass filters, which act similar to a nebula filter, so that only a small portion of the visual spectrum is transmitted to emphasise certain planetary surface detail. All filters have standard 31.7mm eyepiece filter threads. The set consists of the following colours: dark
Usually 5-7 DaysFree delivery available
£215.00
Baader 6 Colour Filter Set