Specifications
F: 12.1
CA: 74.4
V: 12.7
H: 28.9
D1: 47.4
D2: 4.0
T (mm): 0.76
Specifications: Focal Length (F): +/- .13
Focus1 to Focus2 (F1-F2): +/- .80
Clear Aperture (C.A): +/- .25
Vertex (V): +/- .13
Height (H): +/- .40
Thickness (T): +/- .13
Surface Finish: 4 microns RMS ?= 9 waves@6328A