Dichroic beam-splitter / optical filter
Lattice Electro Optics
Parallelism:< 3 arc min
Clear Aperture:> 85% of central dimension
Chamfer:0.3mm \' 45°
Surface Figure:l/10 at 632.8nm
Surface Quality:10-5 scratch-dig
Power:Up to 10-20 J/cm2
for 10 nsec pulse @1064nm typical
