SN0322 14" f/4.7 (1.3" Pyrex)
Obsidian Optics Bench Test
Comments: SN0333 - 14" f/4.7 POP - 5/13/04
Optical diameter: 13.98" Substrate: PA Pyrex 7740
Radius of curvature: 131.13" Thickness: 1.3"
f/D: 4.69 Diffraction disc: 0.000123589
Mirror wavefront error < 1/20th wave PV across both diameters
Polish, diffraction edge, figure of revolution, and smoothness all excellent.
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