Search results for: 'diagonals'

This fully-coated erect image diagonal offers correctly oriented images with excellent sharpness and contrast...

This fully-coated erect image diagonal offers correctly oriented images with excellent sharpness and contrast...

Threads onto the rear of Celestron 5” - 11” Schmidt-Cassegrain telescopes anf accepts any accessory with a 1.25” insert...

The Barlow lens is used to multiply the focal length (Magnifying Power) of the objective lens. It is inserted between th...

Open up a new larger field of view with the 2" star diagonal and 2" eyepieces, see deep sky objects with significantly m...

Several older telescopes have a focuser or star diagonal for eyepieces with 24.5mm (0.965") barrel diameter. It is possi...

This high quality 90-degree multi-coated mirror diagonal for refractors allows you to take advantage of the wider field...

This high quality 90-degree multi-coated mirror diagonal for refractors allows you to take advantage of the wider field...