9571187

Surface quality, S-D: 40-20
S1 Flatness, PV IR S2 Flatness, PV: <λ @ 632.8 nm
ROC tolerance, %: ±0.1
ROC S4, mm: 391.942
ROC S3, mm: 90.909
ROC S2, mm: 349.013
Center thickness,mm: 19
ROC S1, mm: 147.386
AR coatings: AR (R<1.5%) @ 1562-1582nm +(R<1%) @ 480-1070nm
Protective chamfers: 0.1-0.2 mm x 45°
Centration error: <1 arcmin
Clear Aperture: >D60mm
Dimensions tolerance, mm: +0.00/-0.03
Dimensions, mm: Ø63
Material: H-ZPK1 + N-KZFS4 +N-LAK7