Alstar Diagonal Mirror 90 Degree, Telescope Diagonal 1.25 inches with Fixing Eyepiece Thumbscrew, Telescope Accessories for Refracting Telescope Eyepiece Lense for Astronomical Visual Observation
Special Features
- Wide 90 degree angle: You can view correct image from refractor telescope stand and just look down with a comfortable angle.
- Protective coating on the mirror to ensure a long life, metal barrel - for secure seating in the focuser.
- More comfortable viewing orientation as you observe from above, filter thread for any 1.25" filter. Accepts standard 1.25" eyepieces.
- Useful for refractor and Cassegrain telescopes - not recommended for reflectors.
- 1.25" 90-degree mirror star diagonal for any telescope with 1.25" connector (not suitable for Newtonians).
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