Substrate with precision widnow or a concave,cylindrial lens.
Laser wavelength: | 1064nm, 532nm, 632.8nm, 488nm, or others. |
Tolerance: | +0/-0.2Clear aperture: >85% |
Surface figure: | L/4@632.8nm |
Surface quality: | 40-20 (after HR coating) |
Protective chamfer
HR coating on S1, R>99.5% for random polarization @ laser wavelength
Rs>99.9%, Rp>99.2%, R=(Rs+Rp)/2
Unocated on S2