Visual Filters

Optolong UHC Light Pollution Filter The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects...

Optolong ND3.0 Neutral Density Filter Neutral Density (ND) filters are designed to reduce transmission evenly across a portion of a specific spectr...

Optolong Moon & Skyglow Filter Optolong Moon & Skyglow filter is designed to darken the background sky by blocking light transmission from ...

Optolong CLS (City Light Suppression) Broadband Filter 1.  Optolong CLS Introduction The CLS (City Light Suppression) broadband filter is designed ...

Baader Green Color Filter Color Filter Set with 6 colors for contrast enhancement of lunar and planetary observations. Included Filters: Dark Blue...

Baader Double Polarizing Filter Baader Double Polarizing Filter Screws into 1¼ or 2" eyepieces/threads. The two filters can be rotated relative to ...

Baader Dark Blue Color Filter Baader Dark Blue Color Filter is used for visual and photographic planetary observations. It aids in better detection...

Baader Contrast Booster Filter Eliminates the color error of economy refractors. Clearly puts the real quality of the lens on display. Removes the...

Astronomik H-Beta Filter The Astronomik H-beta is a filter for visual observation, in particular with instruments of larger aperture. It lets the l...

Antares Filter 2" Neutral Density 25% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancin...

Antares Filter 2" Neutral Density 13% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing...

Antares Filter Neutral Density 13% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhan...

Antares Filter Neutral Density 25% Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhanci...