Optical Accessories

Features This 1.25" Eyepiece & Filter Kit includes 14 accessories that will add new life to your telescope and your observing! You’ll get five ...

Features This Celestron 2" Eyepiece and Filter Kit includes all the accessories you need to start using 2" eyepieces on your Schmidt-Cassegrain or ...

Features A great accessory for daytime terrestrial viewing with your telescope This 1.25" diagonal produces right side up and left-to-right correct...

Features Zoom from low to high power in an instant with this versatile eyepiece! Compatible with any telescope that accepts 1.25" eyepieces This fu...

Features This economical eight-piece eyepiece and filter accessory kit enhances the performance of your Celestron AstroMaster, or most any other te...

Features Ideal for Accurate Polar Alignment Well suited for use with Off-Axis Guiders for centering and guiding of stars Adjustable red LED light b...

Features Enjoy better views through your telescope with this premium diagonal featuring diffraction-limited optics and dielectric coatings Provides...

Features Enjoy better views through your telescope with this premium diagonal featuring diffraction-limited optics and dielectric coatings Provides...

Features 26mm Kellner eyepiece designed for 2” focusers 3-element lens design with fully multi-coated optics Wide 56° apparent field of view allows...

Features 32mm Kellner eyepiece designed for 2” focusers 3-element lens design with fully multi-coated optics Wide 56° apparent field of view allows...

Features 40mm Kellner eyepiece designed for 2” focusers 3-element lens design with fully multi-coated optics Wide 56° apparent field of view allows...

Features Get extra enjoyment out of your Celestron FirstScope Telescope! Kit includes a Moon filter and two eyepieces with 24X and 50X magnificatio...

Features Enjoy wide 82° views with Celestron Luminos Eyepieces Retractable eyecup pops up when you need it, drops down when you don’t Sturdy anodiz...

Features Enjoy wide 82° views with Celestron Luminos Eyepieces Retractable eyecup pops up when you need it, drops down when you don’t Sturdy anodiz...

Features Enjoy wide 82° views with Celestron Luminos Eyepieces Retractable eyecup pops up when you need it, drops down when you don’t Sturdy anodiz...

Features The Celestron 2.5x Luminos Barlow increases the magnification of any 2" or 1.25" eyepiece by two and a half times High-quality 4-element o...

Features Enjoy wide 82° views with Celestron Luminos Eyepieces Retractable eyecup pops up when you need it, drops down when you don’t Sturdy anodiz...

Features Enjoy wide 82° views with Celestron Luminos Eyepieces Retractable eyecup pops up when you need it, drops down when you don’t Sturdy anodiz...

Features Enjoy wide 82° views with Celestron Luminos Eyepieces Retractable eyecup pops up when you need it, drops down when you don’t Sturdy anodiz...

Features A nice beginner’s set of 1.25" planetary filters for any telescope. See features on the Moon & planets in a whole new light. The alumi...

Features 2" SCT mirror diagonal with high performance XLT coatings 1/10th wave mirror is tested with an interferometer to ensure quality Housing is...

Features Reduce glare and increase contrast of the Moon with the Celestron 1.25" Moon Filter Also useful for extra bright planets as well as terres...

Features Four great Moon filters in one kit—everything you’ll ever need for optimal views of the lunar surface Three neutral density (ND) filters w...

Features Reduces brightness and cuts glare, increasing clarity of the Moon, Venus, and bright double stars 13% light transmission Provides a true c...