9501510

Circumference finish: fine grounding
Clear Aperture: >90%
Coating adhesion and durability: Per MIL-C-675C
Coatings on S1: AR(Rs<0.5%, Rp<0.3%)@700-900nm, AOI 45deg
Coatings on S2: uncoated
Diameter, mm: 38.1 (+0/-0.5) mm
Group Delay Dispersion: < ± 100 fs2
LIDT: > 1J/cm2 @ 300 ps 10Hz 800 nm
Material: BK7
Parallelism error: 2deg (+/-5 arcmin)
Required documents: reflectivity curve of Face A
Surface figure @633nm: l/4 P-V after coating
Surface quality: 20/10 S/D
Surface: Plano/Plano
Thickness, mm: 3 (+/-0.2) mm