Telescope Diagonals

  2" Mirror Diagonal with Twist-lock retainer and multilayer dielectric coating with 99% reflectivity in green (546nM) light. Reduces or eliminates...

Ensure maximum light transmission without loss of optical quality with the Celestron Dielectric Star Diagonal, 2” with Twist-Lock. Upgrade your exi...

Description VS60F is a 1.25" right angle correct imaging package with EID90 prism and W25-X eyepiece for using VS60 as a finderscope. Magnification...

Whiter and brighter images. Simply put, that is the benefit the Everbrite mirror coating. This exotic, dielectric, nonmetallic coating is 99% refle...

Did you know that most telescopes work well for daytime viewing as well as for astronomy? If you have a refractor or a catadioptric telescope (the ...

Whiter and brighter images. Simply put, that is the benefit the Everbrite mirror coating. This exotic, dielectric, nonmetallic coating is 99% refle...

The Celestron 1.25” Star Diagonal slides into the focuser (1.25”) of your refractor or catadioptric telescope and accepts standard 1.25” eyepieces,...

Ensure maximum light transmission without loss of optical quality with the Celestron Dielectric Star Diagonal, 1.25” with Twist-Lock. Upgrade your ...

Premium dielectric coatings in a carbon fibre body and twist lock adapter to prevent marring of eyepieces.  

 A 45 degree 2" precision polished correct image amici prism that allows for terrestrial viewing with 2" eyepieces. MgF2 coated, It is also suitabl...