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Geometry of the primary mirror of the Keck telescopes, showing the 12... | Download Scientific Diagram
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Optical Fused Silica Glass Telescope Mirror Square Laser Mirror - China Optical Mirrors, Mirrors with Various Shapes | Made-in-China.com
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Casting a Large, Light-Weight Telescope Mirror From Recycled Glass : 13 Steps (with Pictures) - Instructables
![How tight should my primary mirror retaining clips be? --- I wish I asked and found this answer before I had to learn it the hard way. I hope this graphic I How tight should my primary mirror retaining clips be? --- I wish I asked and found this answer before I had to learn it the hard way. I hope this graphic I](https://preview.redd.it/xnto1nz0mdv41.jpg?auto=webp&s=0ed4c1065112f86dbfb777e91e543e957fdfa02a)