Search results for: 'diagonal'

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...

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

Improving workflow, especially during astrophotography is the goal set out for the BFM II. This is not just a simple fli...

This star diagonal is a very good alternative to simple prisms and mirrors which often only have a plastic body...

Calcium-K module in star diagonal, for using normal astronomical telescopes up to 100mm aperture and up to 1080mm focal...

Blocking-filter in 90° zenith mirror diagonal, for telescopes up to 1080mm focal length, and with 2 inch (50.8mm) focuse...

Calcium-K module in star diagonal, for using normal astronomical telescopes up to 100mm aperture and up to 1620mm focal...

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

This Calcium-K module transforms your normal astronomical refractor telescope into a Ca-K solar telescope...

The high precision of this mirror provides a sharp image, the dielectric coating provides high brightness. The fast-lock...

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...

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

TS 2" Star Diagonal Mirror - 91% Reflectivity, 1.25" adapter also with compression ring...

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

These adapters allows use of 1¼" eyepieces in any 2" focuser or diagonal.  ...

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

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

Astronomical viewing is a delight with this powerful 4" telescope. The 102 SLT comes with a fully computerized hand cont...