Comments: SN0R11 (Refigure) 16.25" f/4.8		
Optical diameter: 16.1"	 	Substrate: Fused Silica
Focal length: 77.63"		Thickness:  0.9"

Mirror wavefront error < .04 wave PV across both diameters 

Polish, smoothness, diffraction edge, and figure of revolution all excellent