9345524

Center thickness, mm: 4.84
Centration error: <5 arcmin
Coatings: uncoated
Dimensions tolerance, mm: +0.0/-0.05
Dimensions, mm: Ø20
Edge thickness, mm: 4.56
Focal length, mm: +463
Material: IRFS
ROC S1, mm: +211.51
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20
Thickness tolerance, mm: ±0.05