Nd:YAG Laser Beamsplitters
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Nd:YAG Laser Beamsplitters SKU: 031-7120A

This Beamsplitter splits average polarized laser beam into two beams separated by 90° from each other. It is designed for average polarization: R=(Rs+Rp)/2 and T=(Ts+Tp)/2

Variant specifications

Product Value
Shape Type Round
Diameter 12.7 mm
Diameter Upper Tolerance 0 mm
Diameter Lower Tolerance -0.12 mm
Center Thickness 3 mm
Center Thickness Upper Tolerance 0.2 mm
Center Thickness Lower Tolerance -0.2 mm
Material Type BK7
Material BK7
Parallelism, angle 0 deg 0 min 0 sec - 0 deg 0 min 30 sec
Surface 1 Value
Surface Shape Plano
Surface quality, grind or polish Polished
Power and Irregularity, fringes @633 nm 0(0.2)
Clear Aperture, % 85 % - 100 %
Surface 1, Wavelength 1 Value
Coating PR
Wavelength 1064 nm - 1064 nm
Reflectivity, % 17 % - 23 %
Transmission, % 77 % - 83 %
AOI (angle of incidence) 45 deg 0 min 0 sec - 45 deg 0 min 0 sec
AOI Lower Tolerance -3 deg 0 min 0 sec
AOI Upper Tolerance 3 deg 0 min 0 sec
Polarization avg
LIDT >2J / cm², 8 nsec pulse, 1064nm typical
Surface 2 Value
Surface Shape Plano
Surface quality, grind or polish Polished
Power and Irregularity, fringes @633 nm 0(0.2)
Clear Aperture, % 85 % - 100 %
Surface 2, Wavelength 1 Value
Coating AR
Wavelength 1064 nm - 1064 nm
Reflectivity, % 0 % - 0.5 %
AOI (angle of incidence) 45 deg 0 min 0 sec - 45 deg 0 min 0 sec

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