In stock
Material: BK7
Transmitted wavefront: better than λ/3 PV
Configuration: Spherical plano convex
Surface quality, S-D: 40-20
Required documents: Reflectivity curve
Focal length, mm: +2000±1%
Edge thickness, mm: >4
Dimensions, mm: Ø25.4+0/-0.6
Comments: Per MIL-C-675A
Clear Aperture: >90
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Transmitted wavefront: better than λ/3 PV
Configuration: Spherical plano convex
Surface quality, S-D: 40-20
Required documents: Reflectivity curve
Focal length, mm: +2000±1%
Edge thickness, mm: >4
Dimensions, mm: Ø25.4+0/-0.6
Comments: Per MIL-C-675A
Clear Aperture: >90
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
