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The Orion UltraBlock is the ideal eyepiece filter for deep-sky observers located at highly light-polluted sites Narrowband filter blocks all forms of light pollution Enhances the presence of a significant number of fainter deep-sky objects Compatible with threaded Orion 2" eyepieces. Metal filter cell construction. With the UltraBlock filter you can enjoy...
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Economical full aperture baader solar film filter Observe the sun safely  Placed over the front of your telescope  Reduces the intensity of the Sun's light significantly Reflects away harmful rays.  View subtle faculae and sun spots For 114mm sized reflector telescopes
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Economical full aperture baader solar film filter Observe the sun safely  Placed over the front of your telescope  Reduces the intensity of the Sun's light significantly Reflects away harmful rays.  View subtle faculae and sun spots For Maksuto
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Eclipse Shades® Safe Solar Glasses Absolutely safe for direct solar viewing of solar eclipses sun spots and other solar phenomenon
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For 8" dobsonian and newtonian telescopes Necessary safely observing the Sun without damaging your eyes Optical glass filter fits snugly over your telescope's aperture to block 99.9% of incoming sunlight
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Reduce glare and increase contrast of the Moon with the Celestron 1.25” Moon Filter Also useful for extra bright planets as well as terrestrial viewing over sand or snow Threads onto most 1.25” eyepieces in seconds
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ISO compliant solar safe film protects your eyes when viewing the sun, unlike some other filters on the market Solar film produced in the USA by American Paper Optics, one of the suppliers recommended by NASA for safe solar viewing
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A must-have filter for safe observation of the sun through a telescope without damaging your eyes - optical glass filter fits snugly over your telescope's aperture to block 99.9% of incoming sunlight Fits Orion Observer 70mm, ShortTube 80mm, StarSeeker 80mm, and AstroView 90mm refractors; Apex and StarMax 90mm Mak-Cass telescopes; and other models
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Economical full aperture baader solar film filter Observe the sun safely  Placed over the front of your telescope  Reduces the intensity of the Sun's light significantly Reflects away harmful rays.  View subtle faculae and sun spots For reflectors
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$ 162 $ 180 -10%
Filter Type : Photographic - Hydrogen Alpha Bandpass : 7 nm Size : 2" Style : Round, threaded cell Transmission : 90%
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Economical full aperture baader solar film filter Observe the sun safely Placed over the front of your telescope Reduces the intensity of the Sun's light significantly Reflects away harmful rays. View subtle faculae and sun spots
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Full-aperture filter for safely observing the Sun through an 11" Schmidt-Cassegrain More durability and better quality than Mylar
Showing 13 - 24 of 32 items