Out of stock
AR coatings: uncoated
Clear Aperture: >12.7
Material: MgF2
Retardation order: 0
Retardation tolerance: ±λ/300 @ 20 °C
Retardation: λ/2
Surface quality, S-D: 40-20
Transmitted wavefront distortion, PV: <λ/8 @ 632.8 nm
Wavelength, nm: 3000
Wedge / Parallelism error: <30 arcsec
Clear Aperture: >12.7
Material: MgF2
Retardation order: 0
Retardation tolerance: ±λ/300 @ 20 °C
Retardation: λ/2
Surface quality, S-D: 40-20
Transmitted wavefront distortion, PV: <λ/8 @ 632.8 nm
Wavelength, nm: 3000
Wedge / Parallelism error: <30 arcsec
