Eyepiece Accessories and Filters

85 Matching Products Displaying Page 1 of 8

Sky-Watcher Moon Filter
4.5

Find out more about the Sky-Watcher Moon Filter

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

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£9.99

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Sky-Watcher Moon Filter

Sky-Watcher Lunar/Planetary Filter Set

Find out more about the Sky-Watcher 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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£30.00

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Sky-Watcher Lunar/Planetary Filter Set

Celestron Moon Filter
4.5

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 StockSave £2
£10.00RRP £12.00

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Celestron Moon Filter

Optical Vision 1.25 Inch Light Pollution Filter
5.0

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,

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£18.00RRP £19.99

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Optical Vision 1.25 Inch Light Pollution Filter

Sky-Watcher Cheshire Collimating Eyepiece
4.5

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.

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£25.99

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Sky-Watcher Cheshire Collimating Eyepiece

Optical Vision 2 Inch O-III Narrowband Filter

Find out more about the Optical Vision 2 Inch O-III Narrowband Filter

The Sky-Watcher 2 Inch O-III 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.

In StockSave £9Free delivery available
£60.00RRP £69.99

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Optical Vision 2 Inch O-III Narrowband Filter

Altair Astro 2 Inch SCT Dielectric Diagonal

Find out more about the Altair Astro 2 Inch SCT Dielectric Diagonal

Whether you're looking to build a telescope system from scratch, or wish to upgrade your "kit" Star Diagonal, the Altair Astro 2 inch SCT Dielectric Diagonal offers 99% reflectivity due to its multi-layer dielectric coatings, and extreme durability thanks to its CNC machined aluminium casing. The barrel is threaded for attaching additional filters, and

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£69.99

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Altair Astro 2 Inch SCT Dielectric Diagonal

Baader Semi APO Filter

Find out more about the Baader Semi APO Filter

This Baader semi-APO filter is for use with achromatic optics and is designed to cut down on the chromatic aberration and fringe aberration of achromat lenses; presenting a clearer, crisper image.

In StockSave £10Free delivery available
£57.00RRP £67.00

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Baader Semi APO Filter

Optical Vision Laser Collimator
4.5

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

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£44.99

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Optical Vision Laser Collimator

Kendrick Solar Filter for 95-105mm O.D
5.0

Find out more about the Kendrick Solar Filter for 95-105mm O.D

Experience unrivalled views of our nearest star with one of these fantastic solar filters. These fully-mounted filters are far safer and easier to use than 'solar film' as they are mounted in a frame which is securely attached over the end of your telescope or camera lens via thumb-screws. This not only means that the filter can be quickly and easily attached

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£55.00

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Kendrick Solar Filter for 95-105mm O.D

Altair Astro 1.25 Inch Dielectric Star Diagonal
5.0

Find out more about the Altair Astro 1.25 Inch Dielectric Star Diagonal

Whether you're looking to build a telescope system from scratch, or wish to upgrade your "kit" Star Diagonal, the Altair Astro 1.25 inch Dielectric Star Diagonal offers 99% reflectivity due to its multi-layer dielectric coatings, and extreme durability thanks to its CNC machined aluminium casing. The barrel is threaded for attaching additional filters,

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£49.99

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Altair Astro 1.25 Inch Dielectric Star Diagonal

Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO

Find out more about the Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO

Designed for serious Astro-Imagersand optimised for the Evostar-100ED 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).

5 to 7 Day DeliverySave £20Free delivery available
£169.00RRP £189.00

1x Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO

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Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO