Binoculars & Telescopes › Filter

Designed to fit 2 M48 internal filter threads the Alpine Astronomical Baader 2... Designed to fit 2 M48 internal filter threads the Alpine Astronomical Baader 2 ClickLock Eyepiece Clamp is a unique eyepiece mounting system that is superior to conventional mountings. Unlike compression ring and set screw holders the ClickLock... more

Free Express Shipping! Celestron Light Pollution Imaging Filter for 8" RASA OT... Free Express Shipping! Celestron Light Pollution Imaging Filter for 8" RASA OTA Designed Specifically for the 8" RASA, Selectively Filters Ambient Light, Dichroic Anti-Reflection Coatings, Maintains a Neutral Color Balance, Schott B270 Glass more

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

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

Streamlight Green Filter For Waypoint Rechargeable LED Flashlights Green - 449... Streamlight Green Filter For Waypoint Rechargeable LED Flashlights Green - 44916. Streamlight Waypoint Rechargeable colored filter. Fits Streamlight Waypoint Rechargeable Spotlight only (not for alkaline model) - Genuine Streamlight brand filter -... more

1.25 Inch O-III Planetary Filter astrophotography Astronomical Telescope Narro... 1.25 Inch O-III Planetary Filter astrophotography Astronomical Telescope Narrowband 10nm Oxygen-iii more

SVBONY Telescope CLS 1.25"/2''/EOS-C Filter for Astronomy Telescope Eyepiece C... SVBONY Telescope CLS 1.25"/2''/EOS-C Filter for Astronomy Telescope Eyepiece Cut Light Pollution more

SVBONY SV139 1.25" ND4 /ND8/ ND16/ ND1000 Neutral Density Filter for Telescope... SVBONY SV139 1.25" ND4 /ND8/ ND16/ ND1000 Neutral Density Filter for Telescope Eyepiece Reduce Moon 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 100mm ASTF Baader AstroSolar 5.0 White-Light Solar Filter reveals the sun in its natural white color. With an optical... 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 Ultra High Contrast Light Pollution Reduction... Free Express Shipping! Celestron Ultra High Contrast Light Pollution Reduction Filter (1.25") NULL more

Will fit models: E5 Series E10 Series E20 M5 M6 (or any Flashlight with a beze... Will fit models: E5 Series E10 Series E20 M5 M6 (or any Flashlight with a bezel of 25mm. ) Note: Does Not fit E9G5LT Made from a flexible material that allows to slip over the bezel of your flashlight to apply the appropriate color for the... 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

Description 100% brand new high quality Name: Solar Filter Cover diameter: 50m... Description 100% brand new high quality Name: Solar Filter Cover diameter: 50mm Frame material: plastic Film material: PET+aluminum foil coating Fixed diameter of cans: 46.5mm Through hole: 36mm Bard film density: 5.0 Note: This filter is outside... 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 G-SFB70 Solar Filter Cap designed to fit Cassini and Galileo 70mm Bino... GALILEO G-SFB70 Solar Filter Cap designed to fit Cassini and Galileo 70mm Binoculars.Filter CAP... measurement is approximately 3.25 (84mm inner diameter) in width.Measure the outside diameter size of the binocular at the objective lens. Should... more

GALILEO Solar Filter Cap designed to fit Cassini and Galileo 80mm 90mm 95mm Re... GALILEO Solar Filter Cap designed to fit Cassini and Galileo 80mm 90mm 95mm Reflector Telescopes. Measure the outside diameter size of the telescope tube or depending on your telescope the outside diameter size of the secondary mirror cell if that s... 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