9413361

Mount: Ø25.4 x 6 mm black anodized aluminum
Wavelength, nm: 340-560
Transmitted wavefront distortion, PV: <λ/4 @ 632.8 nm
Surface quality, S-D: 40-20
Wedge / Parallelism error: <10 arcsec
Retardation tolerance: λ/100 @ 20 °C
LIDT: >5 J/cm²@ 1064 nm; 10 ns; 10 Hz
Configuration: Air spaced
Clear Aperture: >18
AR Coatings: R<0.75% @ 340-560 on each surface
Retardation: λ/4
Material: Crystalline Quartz and MgF2