ASTRONOMICAL RESEARCH INSTITUTE
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ARO 50 Inch (1.3m) Astro-Research Astrograph
AR-50 Telescope Design

Drawing of the prime focus AR-50 Astrograph

Head-ring and Tail-ring components for the AR-50 Inch Astrograph

CAD drawing of the AR-50 Tailring assembly
Progress on the 1.3-m mirror blank
The 1.3m telescope mirror blank has been completed by Peter Wangsness and is now out of the furnace and will be shipped to JP Astrocraft for generating the f/4.0 curve. After generating the it will be shipped to Lockwood Optics for grinding, polishing and figuring.

1.3m mirror blank mold - that is a coffee cup in the center of the mold
1.3 mirror blank just out of the furnace

1.3m mirror blank - yard stick comparison

1.3-m Mirror Grinding Machine - Photo: Mike Lockwood