9576397

Focal length tolerance, %: ±1
Centration error: < 3 arcmin
Required documents: Reflectivity curve
Surface quality, S-D: 40-20
Protective chamfers: 0.25x45 deg
Material: BK7
Focal length, mm: +444
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Transmitted wavefront: better than λ/2 PV, l/10 RMS at 633 nm
Dimensions, mm: Ø25.4
Dimensions tolerance, mm: +0.0/-0.6
Wavelength, nm: 633
Damage threshold: 5J/cm2 for 10 ns pulse @ 532 nm
Clear Aperture: >90
Adhesion and durability: Per MIL-C-675A
Edge thickness, mm: > 4 mm
Coatings: AR/AR(R<0.3%)@527-532 nm