Products

This 17.5" Celestron dovetail plate attaches to the underside of a Celestron 11" Schmidt-Cassegrain optical tube, bolting to the tube's front and r...

This "universal" prime focus adapter drops into the 1.25" focusers of any reflector or refractor telescope using 1.25" visual accessories. It is us...

The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 9.25" one full F-Stop faster than f/10, reducing your exposure time by half to capture the same...

This Celestron EdgeHD 0.7x focal reducer turns your 11" f/10 EdgeHD telescope into a full f-stop faster f/7 scope, increasing your photographic fie...

This Celestron EdgeHD 0.7x focal reducer makes your 14" f/11 EdgeHD telescope into a full f-stop faster f/7.7, increasing your photographic field o...

This Celestron EdgeHD 0.7x focal reducer turns your 8" f/10 EdgeHD telescope into a full f-stop faster f/7 scope, increasing your photographic fiel...

Celestron 1.25" Dielectric Star Diagonal with Twist-Lock Eyepiece Clamp If you're still using a basic 1.25" diagonal that came bundled with your te...

Celestron 1.25" Observer’s Accessory Kit (#94308) If you’re just starting out with a telescope or looking to upgrade your basic accessories, the Ce...

This Celestron Oxygen III light pollution filter has a very narrow passband for very high contrast on emission nebulas, making it a good choice for...

A Star Diagonal lets you view objects that are at a 90° angle from the direction the telescope is pointing, thereby allowing comfortable viewing wh...

This Celestron ultra high contrast (UHC) light pollution filter has improved contrast when compared with the wider passband of a broadband filter, ...

This Celestron eyepiece holder/visual back threads on the 2" rear cell of all Celestron 5", 8", 9.25" and 11" Schmidt-Cassegrain telescopes to allo...

Think you have to spend a bunch to get a decent high power compact roof prism? Think again. The Celestron 10 x 25mm UpClose G2 costs a lot less tha...

This second generation Celestron 10-30 x 50mm UpClose G2 is a surprisingly affordable 10x to 30x magnification range zoom binocular that will put y...

This exceptional Celestron 10mm Luminos ultra wide field 1.25" eyepiece uses seven optical elements for optimized performance across a very wide an...

This Celestron 10 x 25mm Outland X compact roof prism binocular is designed for those who want high power in a small package at a small price. Only...

This Celestron 10x32mm Nature DX roof prism puts a lot of high power performance in an easily manageable package at an easily manageable price. If ...

This Product Has Been Discontinued And This Is Here for Informational Purposes Only. It Is No Longer For  Sale. This Celestron 10 x 42mm Granite ED...

If you need a good high power binocular, but don't have an unlimited budget, this very affordable Celestron 10x42mm Nature DX roof prism may be jus...

This Celestron 10 x 42mm Outland X roof prism binocular is designed for those who want high power, but don't want to pay a high price to get it. It...

This second generation Celestron 10 x 50mm UpClose G2 is a surprisingly affordable high power/wide field 10x magnification binocular that will put ...

This Product Has Been Discontinued And This Is Here for Informational Purposes Only. It Is No Longer For  Sale.   So you have always wanted a Japan...

This Celestron 11 pound (5.4 kg) counterweight lets you balance heavy heavy accessory loads (such as a photoguide scope, accessory dovetail, mounti...

This Product Has Been Discontinued And This Is Here for Informational Purposes Only. It Is No Longer For  Sale. This Celestron 11 pound machined co...