Optical beam-combiner
Cradley Investments
Material quality
Laser Grade without boundaries and visible inclusions
Range of Sizes
Diameter : 1 - 101.6 +0/-0,10 mm
Thickness : 1 - 8 /-0.10 mm
Parallelism
Plano : <3 arc minutes
Clear Aperture (polished)
90% of diameter
Surface Figure (power-irregularity) at 0.63 microns
1 fringe - 0.5 fringe per inch
Surface Quality: Scratch-Dig
80/50, 60/40, 40/20 : per MIL-0-13830
Coating of Side 1:
HR (90 < R < 98%) (633/1064 nm) HT (90 < T < 98%) (10.6 mm)
Coating of Side 2:
AR Typically <1% per surface. Varies with polarization and angle of incidence
Angle of incidence 45°
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