SN0415 14" f/6.1 (1.2" plate)
Obsidian Optics Bench Test
Comments: SN0415 14" f/6.1 Date: 10-17-04
Optical diameter: 13.98" Substrate: FA Plate
Radius of curvature: 171.5" Thickness: 1.2"
Mirror wavefront error < 1/20th wave PV across both diameters
Polish, diffraction edge, figure of revolution, and smoothness all excellent.
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