Eyepiece Accessories and Filters

30 Matching Products Displaying Page 1 of 3

Celestron Moon Filter
4.7

Find out more about the Celestron Moon Filter

Celestron's Moon Filter is an economical eyepiece filter for reducing the brightness of the moon and improving contrast, so greater detail can be observed on the lunar surface. The clear aperture is 21mm and the transmission is about 18%. Screws on to the filter thread of any Celestron, or other manufacturer's 1.25 inch eyepiece.

In Stock
£12.00

1x Celestron Moon Filter

This item is already in your basket

Celestron Moon Filter

Optical Vision 1.25 Inch Light Pollution Filter
5

Find out more about the Optical Vision 1.25 Inch Light Pollution Filter

The Sky-Watcher 1.25 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 skies appear much darker, ...

In Stock
£21.99

1x Optical Vision 1.25 Inch Light Pollution Filter

This item is already in your basket

Optical Vision 1.25 Inch Light Pollution Filter

Sky-Watcher Moon Filter
4.7

Find out more about the Sky-Watcher Moon Filter

Improves contrast and reduces glare on Lunar images. Item screws into 1.25" threaded eyepieces.

Awaiting Stock
£9.99

1x Sky-Watcher Moon Filter

This item is already in your basket

Sky-Watcher Moon Filter

Sky-Watcher Coma Corrector for Newtonian Reflectors

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 adaptor is required to match your ...

Special OrderFree delivery available
£149.00

1x Sky-Watcher Coma Corrector for Newtonian Reflectors

This item is already in your basket

Sky-Watcher Coma Corrector for Newtonian Reflectors

Optical Vision 1.25 Inch O-III Narrowband Filter
4

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.

Special Order
£44.99

1x Optical Vision 1.25 Inch O-III Narrowband Filter

This item is already in your basket

Optical Vision 1.25 Inch O-III Narrowband Filter

Optical Vision 2 Inch Light Pollution Filter
5

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 skies appear much darker, and ...

Special Order
£31.99

1x Optical Vision 2 Inch Light Pollution Filter

This item is already in your basket

Optical Vision 2 Inch Light Pollution Filter

Optical Vision Field Flattener

Find out more about the Optical Vision Field Flattener

The Sky-Watcher Field Flattener is a superb quality, non-focal reducing field flattener optimised for DSLR imaging on refractor telescopes with focal ratios of between f/5.5 to f6.0. Will also provide much improved results on refractors with focal lengths narrowly outside this optimised f/range. Integral T-Ring adaptor thread. High quality CNC machined body with gloss black anodised finish.

Awaiting StockFree delivery available
£85.00

1x Optical Vision Field Flattener

This item is already in your basket

Optical Vision Field Flattener

Altair Lightwave 12mm Premium Long Eye Relief

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 their eye 20mm from the eyepiece lens. This ...

In StockFree delivery available
£114.00

1x Altair Lightwave 12mm Premium Long Eye Relief

This item is already in your basket

Altair Lightwave 12mm Premium Long Eye Relief

Sky-Watcher Cheshire Collimating Eyepiece
4.3

Find out more about the Sky-Watcher Cheshire Collimating Eyepiece

Cheshire Collimating Eyepiece.Designed to assist with the accurate collimation of a Newtonian reflector telescope.

Awaiting Stock
£28.99

1x Sky-Watcher Cheshire Collimating Eyepiece

This item is already in your basket

Sky-Watcher Cheshire Collimating Eyepiece

Olympus EP-16 Large Eyecup for OM-D E-M5 Mark II

Find out more about the Olympus EP-16 Large Eyecup for OM-D E-M5 Mark II

The Olympus EP-16 is a spare or replacement large rubber eyecup for the Olympus E-M5 Mark II and E-M10 Mark II compact system cameras. As well as offering protection, the EP-16 eyecup adds additional comfort when looking through the viewfinder and helps to block stray light.

Special Order
£19.99

1x Olympus EP-16 Large Eyecup for OM-D E-M5 Mark II

This item is already in your basket

Olympus EP-16 Large Eyecup for OM-D E-M5 Mark II

Optical Vision 5 Position Filter Wheel

Find out more about the Optical Vision 5 Position Filter Wheel

This handy, time-saving device is a must-have for astronomers, for both visual and photographic use. Up to five filters can be installed in the threaded, numbered compartments, and each can be selected for your eyepiece or camera by simply rotating the inner wheel to any of the five click-stop positions. One compartment can be left empty for unfiltered viewing.

Special OrderSave £15Free delivery available
£64.99RRP £79.99

1x Optical Vision 5 Position Filter Wheel

This item is already in your basket

Optical Vision 5 Position Filter Wheel

Optical Vision Lunar/Planetary Filter Set

Find out more about the Optical Vision Lunar/Planetary Filter Set

Enhance your viewing of the planets and the moon. Even a 3/4 moon can reflect enough light to strain the eyes, so the use of a moon filter helps to reduce the incoming light and will even improve the contrast. The coloured filters are matched to help improve the viewing of a number of the Planets, and even comets.

Special Order
£32.99

1x Optical Vision Lunar/Planetary Filter Set

This item is already in your basket

Optical Vision Lunar/Planetary Filter Set