In stock
Material: N-BK7
S1 Surface quality, S-D: 20-10 S-D
S1 Flatness, PV: <λ/10@ 632.8 nm
S2: Uncoated
S1: HRs>99.5%, HRp>99% @ 413 nm, AOI=40°-50°
Parallelism error: <30 arcsec
Dimensions, mm: Ø25.4 (+0/-0.1) x 6 (±0.1)
Coatings:
Clear aperture: >90 %
Protective chamfers: 0.2-0.4 mm x 45°
S1 Surface quality, S-D: 20-10 S-D
S1 Flatness, PV: <λ/10@ 632.8 nm
S2: Uncoated
S1: HRs>99.5%, HRp>99% @ 413 nm, AOI=40°-50°
Parallelism error: <30 arcsec
Dimensions, mm: Ø25.4 (+0/-0.1) x 6 (±0.1)
Coatings:
Clear aperture: >90 %
Protective chamfers: 0.2-0.4 mm x 45°
