9332623

ROC S1, mm: -114.25 ±0.5%
Center thickness, mm: 2 (±0.1)
Surface quality, S-D: 40-20
Surface flatness (flat surface), PV: <λ/4 @ 632.8 nm
Protective chamfers: <0.25 mm x 45°
Material: UVFS (Corning 7980 0F)
Focal length, mm: -250
Dimensions, mm: Ø12.7 (+0/-0.1)
Wavelength, nm: 632.8
Clear Aperture: >90
Centration error: <3 arcmin
Surface irregularity (spherical surface), PV: <λ/4 @ 632.8 nm