In stock
Center thickness, mm: 3.61
Centration error: <3 arcmin
Clear aperture: >90
Coatings: AR/AR(R>0.5%)@585+755 nm + (R>0.6%)@1064 nm
Dimensions tolerance, mm: (+0/-0.1)
Dimensions, mm: 18
Edge thickness, mm: 1.53
Focal length, mm: +36
Material: BK7
Protective chamfers: <0.3 mm x 45°
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20
Thickness tolerance, mm: ±0.2
Centration error: <3 arcmin
Clear aperture: >90
Coatings: AR/AR(R>0.5%)@585+755 nm + (R>0.6%)@1064 nm
Dimensions tolerance, mm: (+0/-0.1)
Dimensions, mm: 18
Edge thickness, mm: 1.53
Focal length, mm: +36
Material: BK7
Protective chamfers: <0.3 mm x 45°
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20
Thickness tolerance, mm: ±0.2
