f=50mm, dia12.7mm, AR@400-700nm, H-ZF2&H-BAK7, Cemented Achromatic Doublet(ACD)

F = 50mm
AR Coating = 400-700nm
Material = H-ZF2&H-BAK7
R1 , R2 , R3 = -372.618mm, 25.654mm, -25.654mm
CT1 , CT2 = 3.81mm , 2.286mm