In stock
Dimensions, mm: Ø25.4 (+0/-0.02)
Material: UVFS (Corning 7980 0F)
Protective chamfers: 0.1-0.25 mm x 45°
ROC tolerance: 3 fringes
ROC S1, mm: +228.51
Surface flatness (flat surface), PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20 (both faces)
Surface irregularity (spherical surface), PV: <λ/4 @ 632.8 nm
Focal length, mm: +500
Wavelength, nm: 632.8
Coatings: S1/S2: AR(R<0.5%) @ 400-700 nm, AOI=0°
Clear Aperture: >90
Centration error: <3 arcmin
Center thickness, mm: 2.3 (±0.1)
Edge thickness, mm: (2.0)
Material: UVFS (Corning 7980 0F)
Protective chamfers: 0.1-0.25 mm x 45°
ROC tolerance: 3 fringes
ROC S1, mm: +228.51
Surface flatness (flat surface), PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20 (both faces)
Surface irregularity (spherical surface), PV: <λ/4 @ 632.8 nm
Focal length, mm: +500
Wavelength, nm: 632.8
Coatings: S1/S2: AR(R<0.5%) @ 400-700 nm, AOI=0°
Clear Aperture: >90
Centration error: <3 arcmin
Center thickness, mm: 2.3 (±0.1)
Edge thickness, mm: (2.0)
