ASTRONOMICAL RESEARCH INSTITUTE

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ARO 50 Inch (1.3m) Astro-Research Astrograph

AR-50 Telescope Design

 

Astro-Research 50 inch 1.3 meter telescope

Drawing of the prime focus AR-50 Astrograph

 

1.3m telescope headring   1.3m telescope tailring

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

 

50 inch telescope

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.  

wangsness optic 50 inch mirror mold

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

 

  50 inch telescope mirror blank 

1.3 mirror blank just out of the furnace

 

50 inch telescope mirror blank

1.3m mirror blank - yard stick comparison

 

50 inch telescope grinding machine

1.3-m Mirror Grinding Machine  -  Photo: Mike Lockwood