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Broadband Polarization Beamsplitter Cube

Polarization Beamsplitter Cubes are constructed by cementing two precision right angle prisms together with the appropriate interference coating on the hypotenuse surface.The P-polarization of the input beam is transmitted, and S-polarization of the input beam is reflected.

Specification:

Material...............................................BK7 or SF5 optical glass

Dimension Tolerance.................................................±0.2mm

Surface Quality........................................60-40 scratch and dig

Beam Deviation................................................<3 arc minutes

Clear Aperture..............................................................>90%

Extinction Ratio..........................................................>100:1

Bevel.....................................................................Protective

Coatings:

①Broadband polarization beamsplitter coating on hypotenuse,Tp>90%,Ts<1%,Rs>99%,Rp<10%,@450nm~650nm,AOI 45°

②BBAR coating on all input and output faces,R<0.5%@450nm~650nm,AOI 0°

P/NSizeλ
7090110×10×10450~650nm
7090212.7×12.7×12.7450~650nm
7090315×15×15450~650nm
7090420×20×20450~650nm
7090525.4×25.4×25.4450~650nm
●Unit:mm
●Other sizes and coatings are available upon request.