In stock
Focal length, mm: +200 ± 2%
ROC S1, mm: +90.6
Surface quality, S-D: 40-20
Surface irregularity (spherical surface), PV: <λ/4 @ 632.8 nm
Surface flatness (flat surface), PV: <λ/4 @ 632.8 nm
S2: AR(R<0.2%)@800nm
S1: AR(R<0.2%)@800nm
Material: UVFS
Dimensions, mm: Ø25.4 (+0/-0.1)
Wavelength, nm: 800
Coatings:
Clear Aperture: >90
Centration error: <3 arcmin
Center thickness, mm: 2 mm
Protective chamfers: <0.25 mm x 45°
ROC S1, mm: +90.6
Surface quality, S-D: 40-20
Surface irregularity (spherical surface), PV: <λ/4 @ 632.8 nm
Surface flatness (flat surface), PV: <λ/4 @ 632.8 nm
S2: AR(R<0.2%)@800nm
S1: AR(R<0.2%)@800nm
Material: UVFS
Dimensions, mm: Ø25.4 (+0/-0.1)
Wavelength, nm: 800
Coatings:
Clear Aperture: >90
Centration error: <3 arcmin
Center thickness, mm: 2 mm
Protective chamfers: <0.25 mm x 45°
