In stock
Center thickness, mm: 3 (+/-0,1mm)
Centration error: <3 arcmin
Clear aperture: >90 %
Wavelength, nm: 632.8 nm
Diameter, mm: 12,7 (+0/-0,1mm)
Material: IRFS (Corning 7979)
Protective chamfers: <0,25 mm x 45°
Surface flatness (both sides): <λ/8 @ 632.8 nm per 90% CA
Surface quality (both sides): 20-10 S-D
Centration error: <3 arcmin
Clear aperture: >90 %
Wavelength, nm: 632.8 nm
Diameter, mm: 12,7 (+0/-0,1mm)
Material: IRFS (Corning 7979)
Protective chamfers: <0,25 mm x 45°
Surface flatness (both sides): <λ/8 @ 632.8 nm per 90% CA
Surface quality (both sides): 20-10 S-D