Dan Duriscoe's binocular telescope - 2 × 12.5 inch primary mirrors - 74 inch focal length... He forged the support structure from discarded aluminum signs. The differential gear carrier from a '69
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Obsession Telescopes / Telescopes / 12.5" Classic
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PlaneWave - 12.5" CDK12.5 Corrected Dall-Kirkham Carbon Fiber Telescope
