GSO 2" 99% Reflectivity Dielectric Quartz Mirror Compression Ring
Diagonals with 1.25" Adapter, for Refractors and SCTs
These 2" diagonals have 99% reflectivity dialectric coating on 1/12 wave,
10mm thick optical flats, mounted in CNC machined aluminum bodies.
2" Eyepiece tubes and very low profile 1.25" adapter have brass compression
rings. With end caps.
You can pay much more but you can't get better performance!
#EDQR has a 2" barrel with safety stop recess, threaded for 2" filters.
#EDQS has a threaded coupler to fit the rear cell of SCTs with Schmidt threads.
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Prices include Priority shipping in the USA!