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Star Analyser 100 Since its launch in 2005, the Star Analyser 100 has introduced thousands of amateur astronomers worldwide to the fascinating fiel...
View full detailsCelestron Moon Filter The Moon has the distinction of being the most often viewed celestial object through backyard telescopes. It is undoubtedly b...
View full detailsThe Lumicon 1.25" Comet Filter, a narrow band-pass filter (25 nm), isolates the 501 nm OIII line and both C2 lines at 511 nm and 514 nm. The high c...
View full detailsThe filter set work by blocking certain frequencies of light and allowing others to pass. An Orange filter will block the blue and green and let ...
View full detailsThe Moon's disk, even at partial phases, is intensely bright with reflected sunlight. The glare washes out most of the craters, rilles, and other s...
View full detailsLight pollution is waging war on amateur astronomy. But don't surrender! Fight back with the affordable 1.25" Orion SkyGlow Broadband Telescope Fil...
View full detailsThe Astronomik CLS Filter 1.25in blocks the light of the spectral lines of mercury and sodium-vapor lamps and lets the largest part of the visible ...
View full detailsThe Astronomik CLS Filter 2in blocks the light of the spectral lines of mercury and sodium-vapor lamps and lets the largest part of the visible lig...
View full detailsThe Bintel ND96 50% Neutral Density filters reduce the glare by only partially transmitting (only 50%) of the reflected light uniformly across the ...
View full detailsThe Astronomik UHC is THE filter for visual observing. You will enjoy using your Astronomik UHC filter 1.25in because you will see more stars and m...
View full detailsThe Bintel ND96 13% Neutral Density filters reduce the glare by only partially transmitting (only 13%) of the reflected light uniformly across the ...
View full detailsThe Bintel ND96 25% Neutral Density filters reduce the glare by only partially transmitting (only 25%) of the reflected light uniformly across the ...
View full detailsFrom the start, the Astronomik OIII filter Visual 1.25in has been very specifically designed for the visual observation of gaseous and planetary ne...
View full detailsThe Astronomik UHC is THE filter for visual observing. You will enjoy using your Astronomik UHC filter 2in because you will see more stars and more...
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