SN018Q 14.45" f/4.55 (.77" Quartz)
Obsidian Optics Bench Test
Comments: SN018Q 14.45" f/4.55 Test Date: 5-17-06
Optical diameter: 14.3" Substrate: Fused Silica
Focal length: 65.75" Thickness: 0.77"
Mirror wavefront error < .04 wave PV across both diameters
Polish, smoothness, diffraction edge, and figure of revolution all excellent
|