Specifications
Lens Shape
Plano-Convex
Lens Material
Calcium Fluoride
Antireflection Coating
Uncoated
Surface Quality
40-20 scratch-dig
Surface Accuracy, Irregularity λ/4 at 633 nm
Centration
≤3 arc min
Clear Aperture
≥central 90% of diameter
Lens Shape
Plano-Convex
Lens Material
Calcium Fluoride
Antireflection Coating
Uncoated
Surface Quality
40-20 scratch-dig
Surface Accuracy, Irregularity λ/4 at 633 nm
Centration
≤3 arc min
Clear Aperture
≥central 90% of diameter