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Skywatcher ND Moon Filter 1.25''

ONLY £9.99

Astronomik UHC Deep Sky Filters

ONLY £79.00  -  £159.00

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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.

Antares 4 Piece Colour Filter Set 1.25''

ONLY £39.99

The O-III narrow band-pass filter isolates just the two doubly ionized oxygen lines (496 and 501nm) emitted by diffuse, planetary and extremely faint nebulae.

OVL Oxygen III Narrowband Filter

ONLY £39.99  -  £59.99

The narrowband UHC filter, like the O-III filter, isolates the two doubly ionized oxygen lines (496 and 501nm) in addition to the hydrogen-beta line (486nm) emitted by planetary and most emission nebulae.

OVL UHC Ultra High Contrast Nebula Filter

ONLY £39.99  -  £59.99

This filter blocks low and high pressure mercury and sodium vapour lamplight and neon light whilst letting the rest of the visible spectrum through. Excellent for viewing all deep sky objects under the urban sky.

OVL Deep Sky Filter 1.25''

ONLY £41.99

This UV/IR cut filter blocks UV and IR rays to maintain the color temperature you want, eliminating false colour fringes around bright stars. Offers a 99.9% light transmission rate for bright and clear images.

OVL UV/IR Cut Off Filter 1.25''

ONLY £41.99

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.

Explore Scientific CLS Nebula Filter 1.25''

ONLY £45.00

More versatile than the OIII filter, the Explore Scientific 1.25" UHC Nebula Filter will work on a broader range of nebulous objects, due to its dual peaks in transmissions on both broader OIII lines and Hydrogen wavelengths

Explore Scientific UHC Nebula Filter 1.25''

ONLY £45.00

The Astronomik ProPlanet 642 BP is the lastest addition to the family of Astromik ProPlanet IR-pass filters. The filter thrills because of its wide range of applications.

Astronomik ProPlanet 642 BP IR Pass Filter 1.25''

ONLY £46.00

Planeoptically polished and hard coated! Blocks UV below 400nm and IR above (SII) 680nm. Maximum transmission, scratchproof hard coated.

Baader UV/IR Cut / L-Filters LPFC

  (1)ONLY £46.00  -  £75.00

For glare-reduction in observing the Moon the #905 Variable Polarizer includes two Polarizer filters mounted in a specially-machined cell. The #905 permits variable settings of the light transmission between 5% and 25%, to account for varying lunar surface brightness

Meade #905 Variable Polarizing Filter 1.25''

ONLY £47.00
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