Binoculars & Telescopes › Filter

Free Express Shipping! Alpine Astronomical Baader Semi-APO Eyepiece Filter (2"... Free Express Shipping! Alpine Astronomical Baader Semi-APO Eyepiece Filter (2") Enhances Views Through Achromatic OTAs, Combines Fringe Killer & Moon/Skyglow, For Planetary and Deep-Sky Viewing, Ideal for Mars Observation/Photography, Fits 2"... more

Unlike many white-light solar filters that produce views of the sun with a red... Unlike many white-light solar filters that produce views of the sun with a red-orange bluish or yellow tint the Alpine Astronomical 115mm Baader AstroSolar White-Light Solar Filter reveals the sun in its natural white color to show more surface... more

Free Express Shipping! Celestron Oxygen III (OIII) Narrowband 48mm Filter (Fit... Free Express Shipping! Celestron Oxygen III (OIII) Narrowband 48mm Filter (Fits 2" Eyepieces) Blocks Longer Wavelengths, Better Highlights Nebulae more

Free Express Shipping! Celestron UHC (Ultra High Contrast) Light Pollution Red... Free Express Shipping! Celestron UHC (Ultra High Contrast) Light Pollution Reduction 48mm Filter (Fits 2" Eyepieces) Reduces Transmission of Wavelengths of Artifically-Produced Light more

Free Express Shipping! Celestron Ultra High Contrast Light Pollution Reduction... Free Express Shipping! Celestron Ultra High Contrast Light Pollution Reduction Filter (1.25") NULL more

AE Light Xenide AEX20 HID handheld searchlight is so powerful it will light ob... AE Light Xenide AEX20 HID handheld searchlight is so powerful it will light objects many hundreds of feet away. Turn night into daylight with this powerful HID searchlight. This powerful HID searchlight has a clear vision distance of 1000 with a... more

The multi-layer dielectric coatings are plasma assisted and Ionbeam hardened u... The multi-layer dielectric coatings are plasma assisted and Ionbeam hardened using the latest technology for durability and resistance to scratching. Improved transmission translates to maximum image brightness and contrast. Users of smaller 4 -11... more

The Streamlight Color Filter for WayPoint Models allows you to light your way ... The Streamlight Color Filter for WayPoint Models allows you to light your way in the dark without spooking any game. These filters are constructed from a thermoplastic elastomer with polycarbonate lens and will fit all rechargeable Waypoint models.... more

Celestron Eyepiece Filter Set (1.25") Fits 1.25" Eyepieces and Accessories, ND... Celestron Eyepiece Filter Set (1.25") Fits 1.25" Eyepieces and Accessories, ND-96-0.3 Neutral Density Filter, #12 Deep Yellow Filter, #21 Orange Filter, #80A Blue Filter TELESCOPES-Eyepiece Filters more

Features: The filters kit includes 8 different colors 8 pieces in total. Comes... Features: The filters kit includes 8 different colors 8 pieces in total. Comes with ge-neral standard inch thread (Fine Thread) suitable for most telescopes. Easy to install and use a great choice for astronomical telescope lovers. Made of high... more

The new NexStar SE Family combines the classic heritage of the original orange... The new NexStar SE Family combines the classic heritage of the original orange tube telescopes with state-of-the-art features including a fully computerized operating system flash upgradeable hand control superior coatings our revolutionary... more

GALILEO Solar Filter Cap designed to fit Cassini and Galileo 50mm and 60mm Ref... GALILEO Solar Filter Cap designed to fit Cassini and Galileo 50mm and 60mm Refractor Telescopes.Filter CAP... measurement is approximately 3.5 (86mm outer diameter) in width. Measure the inside diameter size of the sunshade at the objective lens.... more

Enhance your viewing experience with Celestron s EclipSmart Solar Filter for C... Enhance your viewing experience with Celestron s EclipSmart Solar Filter for Celestron 6 Schmidt-Cassegrain Telescopes. With two Velcro straps and four self-adhesive Velcro pads for added safety you can be assured that the solar filter cannot be... more

This Cassini C-60090TRSF 600mm x 90mm Refractor Telescope and Galileo Solar Fi... This Cassini C-60090TRSF 600mm x 90mm Refractor Telescope and Galileo Solar Filter Cap allows you to view the Sun safely. Day or night either used traditionally for night viewing of the moon planets in the sky or terrestrial scenes during the day as... more

The moon filters enhance lunar viewing by cutting down on the Moon’s bright ... The moon filters enhance lunar viewing by cutting down on the Moon’s bright glare improving contrast and making faint details easier to observe. This Moon Filter Set contains all the filters you will ever need to observe the Moon during its... more

Interface Specification: .5 x 0.6mm thread size suitable for 1.25 inch barrel ... Interface Specification: .5 x 0.6mm thread size suitable for 1.25 inch barrel of the telescope eyepiece. Neutral Density Filter: Reduce the amount of light without affecting color balance neutral color will not alter the natural color of the Moon.... more

Celestron Oxygen III 1.25-inch Narrowband Filter for Telescopes isolates just ... Celestron Oxygen III 1.25-inch Narrowband Filter for Telescopes isolates just the two doubly-ionized oxygen lines (496 and 501 nm lines) emitted by planetary and emission nebulae while blocking the rest of the overall spectrum of light. The result... more

Celestron Narrowband Filter Celestron Narrowband Filter more

Built with military-grade precision and optical quality proven in every theate... Built with military-grade precision and optical quality proven in every theater these are the binoculars you want with you when visual superiority is mission-critical. When tactical operations take place in challenging conditions – and they always... more

When observing the night sky the Celestron 1.25 UHC / LPR Filter stands out as... When observing the night sky the Celestron 1.25 UHC / LPR Filter stands out as a high-quality durable accessory designed to enhance your stargazing experience. This filter is expertly crafted to selectively reduce the transmission of wavelengths... more