In stock
AR coatings: uncoated
Center thickness, mm: 2.82
Centration error: <3 arcmin
Clear aperture: >90
Dimensions tolerance, mm: (+0/-0.1)
Dimensions, mm: 19.05
Edge thickness, mm: 3.5
Focal length tolerance, %: ±2
Focal length, mm: -400
Material: UVFS
ROC S1, mm: -183
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20
Center thickness, mm: 2.82
Centration error: <3 arcmin
Clear aperture: >90
Dimensions tolerance, mm: (+0/-0.1)
Dimensions, mm: 19.05
Edge thickness, mm: 3.5
Focal length tolerance, %: ±2
Focal length, mm: -400
Material: UVFS
ROC S1, mm: -183
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20
