A star diagonal is an accessory that uses a mirror or prism to make viewing more comfortable when using refractor , SCT or Mak telescopes. Available in 1.25″, 2″ or combinations. Some come with SCT fittings, and others do not. Northern Optics will be able to advise which is right for your telescopes
The Ostara 2″ dielectric diagonal is without doubt the highest spec 2″ diagonal I have had the pleasure of inspecting
Dielectric coatings give an amazing 99% reflectivity for maximum brightness and contrast
Complete with adapter for 1.25″ eyepieces
Both 1.25″ and 2″ openings feature brass compression rings for secure fitting of eyepieces
without marking the eyepiece barrels
High quality build quality with an attractive matt and gloss black finish
Dust covers included
Comes with the Ostara logo showing on the body
Available to buy from Northern Optics