Cyclops Optics 2 inch 45º Erecting Prism Diagonal
Introducing the 2 inch 45 degrees erecting prism diagonal brought to you by Cyclops Optics!
Now you can enjoy a sharp viewing experience with your beloved telescope without disorienting yourself, perfect for terrestrial...
Cyclops Optics 2" Enhanced Dielectric Diagonal
Takahashi 1.25" Prism Diagonal
Takahashi 2" Mirror Diagonal
Televue 2.5x 1.25" PowerMate
Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like long eye-relief? Retain the eye-relief of long focal length eyepieces, while at high power. Enjoy, for...
Televue 4x 2" PowerMate
Televue 5x 1.25" PowerMate
Televue Big Paracorr Type 2
Paracorr An optical chain is as good as its weakest link. With the development of 82 degree Nagler and 100+ degree Ethos eyepieces, Tele Vue offers the largest, flattest and best corrected visual fields in the...
Televue Paracorr Type 2
William Optics 1.25" RotoLock Adapter
William Optics 1.25" RotoLock Adapter upgrades your telescope with a quick and robust way of using 1.25" accessory. Just rotate the adapter ring clockwise to securely lock any inserted accessory, or rotate counter-clockwise...
William Optics XWA 100º 3.5mm + 5mm + 20mm
William Optics XWA 100º 20mm eyepiece, 110º 3.5mm and 110º 5mm are now on sales!
Free shipping applies!
WO DuraBright 1.25" Dielectric Diagonal for Star 71-II & Star 71-I
99% reflectivity dielectric coated 1.25 inch diagonal for William Optics Star-71 first and second generation. Surface accuracy: 1/10λ Telescope Interface Star 71-II M63 Star 71-I M65 ...
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