TS SCT Star Diagonal Mirror - 99% Reflectivity
A high grade star diagonal mirror with a very precise mirror surface (approx. 1/12 lambda) for demanding users.
99%
reflectivity means more light and thus a brighter image. At the same
time the dielectric coating is very strong and protects the mirror
surface.
2" Star Diagonals offer a larger possible field
of view compared with 1.25" diagonals. This is particularly important
for deep sky observing through Schmidt-Cassegrains and Maksutovs with
their rather long focal length.
The diagonal screws directly onto
the SCT thread at the rear of the telescope. Most Schmidt-Cassegrains
and many Maksutovs have this thread.
The diagonal accepts both 1.25" and 2" accessories.
Compatible Telescopes: Celestron / Meade SCTs - Intes / Intes Micro Maksutov Cassegrains ........... and similar
Quality Features:
Brass Compression Rings ( 2" and 1.25" )
1.25" and 2" accessories are securely held in place using a compression ring.
The advantages of compression rings compared with regular locking screws are:
-- the compression ring avoids signs of use. Accessories are not scratched.
-- safer grip and a reduced tendency that accessories are tilted out of the optical axis.
| Specifications: -- 2" SCT star diagonal - CNC machined metal body -- telescope adaptation: SC thread (UNC 2"-24) -- 2" clamp with compression ring. 1.25" adaptor also with compression ring -- 99% reflectivity, 1/12 lambda surface quality -- dielectric coating |
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