Femtoline Broadband Laser Beamsplitters
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Femtoline Broadband Laser Beamsplitters SKU: 042-7780SB

• Coated @ 720-880 nm or 750-850 nm • Designed for S or P polarization • Laser damage threshold: >50 mJ/cm², 50 fsec pulse, 800 nm typical The beamsplitter splits average polarized laser beam into two beams separated by 90° from each other. The standard substrate thickness is…

Variant specifications

Product Value
Shape Type Round
Diameter 25.4 mm
Diameter Upper Tolerance 0 mm
Diameter Lower Tolerance -0.12 mm
Center Thickness 3 mm
Center Thickness Upper Tolerance 0.25 mm
Center Thickness Lower Tolerance -0.25 mm
Material Type FS
Material UVFS
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 720 nm - 880 nm
Reflectivity, % 75 % - 85 %
Transmission, % 15 % - 25 %
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 s
LIDT >50 mJ / cm², 50 fsec pulse, 800 nm 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 720 nm - 880 nm
Reflectivity, % 0 % - 1 %
AOI (angle of incidence) 45 deg 0 min 0 sec - 45 deg 0 min 0 sec

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