In stock
Focus length: -40.0 mm (+/-3%) @633 nm
Surface quality, S1/S2: 20/10 S/D
Surface irregularity, P-V, S2: <λ/4@633 nm per CA
S1 Flatness, PV: <λ/4@633 nm per CA
ROC, S2: ∞
ROC, S1: -18.28 mm (+/-1%)
Material: UVFS
Edge thickness, mm: 3.14 mm (+/-0.1 mm)
Diameter, mm: 12.7 mm (+0.0/-0.1 mm)
Coatings: S1/S2: AR<0.25% @ 527-532 nm, AOI=0°
Clear aperture: >90%
Centration error: <3 arcmin
Center thickness, mm: 2 mm (+/-0.1 mm)
Protective chamfers: <0.25 mm x 45°
Surface quality, S1/S2: 20/10 S/D
Surface irregularity, P-V, S2: <λ/4@633 nm per CA
S1 Flatness, PV: <λ/4@633 nm per CA
ROC, S2: ∞
ROC, S1: -18.28 mm (+/-1%)
Material: UVFS
Edge thickness, mm: 3.14 mm (+/-0.1 mm)
Diameter, mm: 12.7 mm (+0.0/-0.1 mm)
Coatings: S1/S2: AR<0.25% @ 527-532 nm, AOI=0°
Clear aperture: >90%
Centration error: <3 arcmin
Center thickness, mm: 2 mm (+/-0.1 mm)
Protective chamfers: <0.25 mm x 45°
