Eyepiece Accessories and Filters

33 Matching Products Displaying Page 2 of 3

Celestron Reducer / Corrector f/6.3

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.

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£149.00

1x Celestron Reducer / Corrector f/6.3

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Celestron Reducer / Corrector f/6.3

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.

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£36.99

1x Optical Vision Lunar/Planetary Filter Set

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Optical Vision Lunar/Planetary Filter Set

Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

Find out more about the Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

The Sky-Watcher 1.25 Inch Ultra High Contrast (UHC) Filter is the best all-around dark-sky nebula filter. This filter permits superb views of objects like the Orion, Lagoon, Swan and other extended nebulae. It performs well in smaller aperture instruments owing to its greater light transmission than the O-III, yet still suppresses light pollution well. Supplied with storage case.

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£49.99

1x Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

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Optical Vision 1.25 Inch Ultra High Contrast (UHC) Filter

Optical Vision 2 Inch Variable Polarising Filter

Find out more about the Optical Vision 2 Inch Variable Polarising Filter

The Skywatcher 2 Inch Variable Polarising Filter is a high quality anodised aluminium, optical glass variable polarising filter designed to reduce the amount of light entering your eyepiece. You can progressively dim the view when observing a bright object, such as the Moon or certain planets, to a level according to your needs, whilst increasing contrast, reducing glare and increasing the amount ...

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£40.99

1x Optical Vision 2 Inch Variable Polarising Filter

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Optical Vision 2 Inch Variable Polarising Filter

Optical Vision 1.25 Inch L-RGB CCD Filter Set

Find out more about the Optical Vision 1.25 Inch L-RGB CCD Filter Set

Designed for CCD astrophotography, the set includes Luminance-IR, Red, Green, and Blue CCD filters. The filters are resistant to humidity and scratching and set into a durable aluminium alloy threaded mounting ring. The red green and blue filters have been developed to closely match the natural colours of stars, planets and emission nebulae, whilst the luminance filter removes damaging haze and ...

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£129.00

1x Optical Vision 1.25 Inch L-RGB CCD Filter Set

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Optical Vision 1.25 Inch L-RGB CCD Filter Set

Optical Vision 1.25 Inch UV/IR Cut-Off Filter
5

Find out more about the Optical Vision 1.25 Inch UV/IR Cut-Off Filter

This UV/IR cut-off filter blocks UV and IR rays to maintain the colour temperature you want, eliminating false colour fringes around bright stars. Offers a 99.9% light transmission rate for bright and clear images. Suitable for visual observations and for CCD photography. Threaded to fit standard 1.25” eyepieces.

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£43.99

1x Optical Vision 1.25 Inch UV/IR Cut-Off Filter

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Optical Vision 1.25 Inch UV/IR Cut-Off Filter

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.

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£49.99

1x Optical Vision 1.25 Inch O-III Narrowband Filter

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Optical Vision 1.25 Inch O-III Narrowband Filter

Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

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).

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£219.00

1x Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

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Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

Sky-Watcher 90 degree Erecting Prism

Find out more about the Sky-Watcher 90 degree Erecting Prism

90 degree Erecting Prism designed to fit 1.25”/31.7mm focusers and eyepieces.Designed to give a more comfortable viewing position, and to correct upside down images.

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£41.99

1x Sky-Watcher 90 degree Erecting Prism

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Sky-Watcher 90 degree Erecting Prism

Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

Find out more about the Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

Designed for serious Astro-Imagers and optimised for the Evostar-120ED 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).

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£219.00

1x Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

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Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

Optical Vision Laser Collimator
4.7

Find out more about the Optical Vision Laser Collimator

This 1mW red laser collimating device boasts some of the best and most practical functions collimators can offer. A large display window allows the user to clearly see the face of the device. Whilst most other brand name collimators only have one setting, this has seven adjustable brightness levels. The 1.25" laser collimator comes complete with a removable 2" adaptor, for use in all sizes of ...

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£51.99

1x Optical Vision Laser Collimator

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Optical Vision Laser Collimator

Sky-Watcher 0.77 Reducer / Flattener for Esprit-120ED

Find out more about the Sky-Watcher 0.77 Reducer / Flattener for Esprit-120ED

http://www.opticalvision.co.uk/astronomical_accessories-camera_adaptors_and_imaging_products/077x-reducerflattener-for-esprit-120ed-triplet.html

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£329.00

1x Sky-Watcher 0.77 Reducer / Flattener for Esprit-120ED

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Sky-Watcher 0.77 Reducer / Flattener for Esprit-120ED