Broadband Polarizing Cube Beamsplitters
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Catalog excerpts

O p t i c s 577 Email: [email protected] • Web: newport.com WINDOWS BEAMSPLITTERS OPTICAL FILTERS POLARIZATION OPTICS DIFFRACTION GRATINGS HIGH-ENERGY OPTICS ULTRAFAST LASER OPTICS ACCESSORIES Broadband Polarizing Cube Beamsplitters Broadband polarizing cube beamsplitters provide efficient polarization for use with multiple or tunable sources. Each polarizer consists of a pair of precision right-angle prisms carefully cemented together to minimize wavefront distortion. • Superior broadband performance • Extinction ratio >500:1, 1000:1 average • Low wavefront distortion Specifications Material SF 2, NSSK grade, precision annealed optical glass Wavefront Distortion ë/4 at 632.8 nm over the clear aperture Clear Aperture Central diameter, >80% of dimension Surface Quality 20-10 scratch-dig Efficiency Tp >80%, >90% average, Rs >99.5% average Extinction Ratio Tp/Ts >500:1, 1000:1 average Transmitted Beam Deviation 5 arc min Reflected Beam Deviation 90° ±5 arc min Angle of Incidence 0° ±5° Dimensions Tolerance ±0.25 mm Antireflection Coating Broadband, multilayer coating, Ravg <1.0% per surface Temperature Range -50 °C–90 °C Durability MIL-C-675C Cleaning Non-abrasive method, acetone or isopropyl alcohol on lens tissue recommended (see page 622) Cemented optic, do not immerse in a solvent Damage Threshold 2 kW/cm2 CW, 1 J/cm2 with 10 nsec pulses, typical P P S S NOTE: To avoid damage, beam must enter prism on the side marked with a dot. Ordering Information CH Series Cube Holders page 694 ULTIMA® Gimbal Prism Mount page 693 100 80 60 40 20 0 Transmission (%) Wavelength (nm) 420 480 540 600 660 720 P PB.3 420–680 nm Typical S 100 80 60 40 20 0 Transmission (%) Wavelength (nm) 600 700 800 900 1000 1100 P S Typical PB.5 620–1000 nm 100 80 60 40 20 0 Transmission (%) Wavelength (nm) 800 900 P S Typical 1000 1100 1200 1300 1400 1500 PB.7 900–1300 nm 100 80 60 40 20 0 Transmission (%) Wavelength (nm) P S Typical 1100 1300 1500 1700 1900 PB.9 1200–1600 nm Wavelength (nm) Model Dimensions 12.7 mm Model Dimensions 25.4 mm 420–680 05FC16PB.3 10FC16PB.3 620–1000 05FC16PB.5 10FC16PB.5 900–1300 05FC16PB.7 10FC16PB.7 1200–1600 05FC16PB.9 10FC16PB.9 Availability – Guaranteed on select items @ newport.com

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