Out of stock
Material: BK7
Transmitted wavefront, PV: <λ/2 @ 632.8 nm
Surface quality, S-D: 40-20
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Focal length, mm: +286 (±1%)
Edge thickness, mm: > 4
Dimensions, mm: Ø25.4 (+0/-0.6)
Damage threshold: 2.5J/cm2 for 300 ps pulse @ 800 nm
Coatings: AR/AR(R<0.3%)@700-900nm
Adhesion and durability: Per MIL-C-675A
Clear Aperture: >90
Transmitted wavefront, PV: <λ/2 @ 632.8 nm
Surface quality, S-D: 40-20
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Focal length, mm: +286 (±1%)
Edge thickness, mm: > 4
Dimensions, mm: Ø25.4 (+0/-0.6)
Damage threshold: 2.5J/cm2 for 300 ps pulse @ 800 nm
Coatings: AR/AR(R<0.3%)@700-900nm
Adhesion and durability: Per MIL-C-675A
Clear Aperture: >90
