Upgrade Your Diagonal for a Better Optical Chain!
Celestron 1.25" Dielectric Diagonal with Twist-Lock!

• Enjoy better views through your telescope with this premium diagonal featuring diffraction-limited optics and 58 layers of dielectric coatings!
• The Celestron 93571 Diagonal provides a 90° viewing angle, perfect for more comfortable viewing through refractor and Cassegrain-type telescopes.
• Dielectric coatings create a stunning 99% reflective surface, ensuring the maximum amount of light collected by the telescope reaches the eyepiece
• Celestron orange twist-lock mechanism on the eyepiece side keeps the barrel centered in the diagonal to provide better optical alignment.
• The Celestron 1.25" Dielectric Diagonal accepts eyepieces, Barlow lenses, threaded filters, and other accessories with a 1.25” barrel.
• Caps are provided for both ends of the diagonal to keep these quality optics clean when not in use.