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OVL Light Pollution Filters

OVL Light Pollution Filters£18.00  -  £29.99

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Useful Filters

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Skywatcher ND Moon Filter 1.25''

Skywatcher ND Moon Filter 1.25"£11.00

For use with any 1.25" eyepiece in conjunction with any telescope. If the moon is too bright to look at through your scope, you will need this filter.

Celestron Moon Filter 1.25''

Celestron Moon Filter 1.25"£12.99

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.

OVL Light Pollution Filters

OVL Light Pollution Filters£18.00  -  £29.99

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These contrast-enhancing anodized aluminium, optical glass filters are 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.

Antares ND Moon Filters

Antares ND Moon Filters£19.99  -  £24.99

Because the moon is so bright, this filter is used to dull the image down to make it acceptable to look at. Screws onto all 1.25" and 2" eyepieces.

Second Hand OVL Lunar & Planetary Filter Set 1.25''

Second Hand OVL Lunar & Planetary Filter Set 1.25"£19.99

Comprises 4 x high quality glass colour filters. Yellow, Red, Green & Moon/Neutral Density Filters included. These filters will fit most internally-threaded eyepiece barrels of 1.25"/31.7mm format. Supplied in attractive foam-lined plastic screw top storage case.

Meade Series 4000 Moon Filter ND96 1.25''

Meade Series 4000 Moon Filter ND96 1.25"£23.00

Meade Series 4000 Moon Filter: ND96. This neutral density filter transmits light uniformly across the entire visual spectrum.

OVL Variable Polarising Filters

OVL Variable Polarising Filters£26.00  -  £35.00

These high quality anodized aluminium, optical glass variable polarising filters 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

Antares Variable Polarising Filter 1.25''

Antares Variable Polarising Filter 1.25"£29.99

This 1.25in filter consists of two joined polarized filters that provide continuously from about 2% to 40% as the rotating filter is adjusted. Great for lunar viewing without ruining your dark adaptation from staring at a bright image.

OVL Lunar & Planetary Filter Set 1.25''

OVL Lunar & Planetary Filter Set 1.25"£33.00

Comprises 4 x high quality glass colour filters. Yellow, Red, Green & Moon/Neutral Density Filters included. These filters will fit most internally-threaded eyepiece barrels of 1.25"/31.7mm format. Supplied in attractive foam-lined plastic screw top storage case.

Antares 2'' Variable Polarising Filter

Antares 2" Variable Polarising Filter£34.99

High quality made 2" variable polarising filter. Ideal for lunar and planetary viewing. Comes as a 2 part system so you can either screw the whole filter onto an eyepiece, or screw 1 part on the eyepiece and the other on a diagonal.

Baader 1.25'' Single Polarising Filter

Baader 1.25" Single Polarising Filter£36.00

Enhances contrast during planetary observation.
Also extremely Useful for solar work in conjunction with Baader Herschel Wedge Prism (#2956500V or #2956500P)

Explore Scientific CLS Nebula Filter 1.25''

Explore Scientific CLS Nebula Filter 1.25"£55.00   £36.00

Standing for "City Light Suppression", the Explore Scientific 1.25" CLS Nebula Filter is not just for observing nebulous objects, as it lets a broader swathe of wavelengths through to the observer than either the OIII or UHC Explore Scientific filters do.

Antares 4 Piece Colour Filter Set 1.25''

Antares 4 Piece Colour Filter Set 1.25"£39.99

The Antares Colour Filters are made from high quality optical glass and allow for maximum contrast on viewing planetary and lunar detail. Individually precision ground, highly polished with maximum light transmission coatings on both sides.

Baader Neutral Density Filter 1¼'' (ND 0.9, T=12.5%)

Baader Neutral Density Filter 1¼" (ND 0.9, T=12.5%)£41.00

Baader 1.25" Neutral Density Filter with optical density ND 0.9 - Transmission 12.5% - Reduction factor 8.
For perfect energy management during Lunar and Solar observation. Suitable for solar observing only as an additional filter!

Celestron Moon Filter Set 1.25''

Celestron Moon Filter Set 1.25"£44.00

Four great Moon filters in one kit—everything you’ll ever need for optimal views of the lunar surface

Explore Scientific CLS Nebula Filter 2''

Explore Scientific CLS Nebula Filter 2"£78.00   £51.00

Standing for "City Light Suppression", the Explore Scientific 2" CLS Nebula Filter is not just for observing nebulous objects, as it lets a broader swathe of wavelengths through to the observer than either the OIII or UHC Explore Scientific filters do.

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