Ultrafast Laser Thin Film Polarizers
1 /1Page

Catalog excerpts

618 O p t i c s Phone: 1-800-222-6440 • Fax: 1-949-253-1680 WINDOWS BEAMSPLITTERS OPTICAL FILTERS POLARIZATION OPTICS DIFFRACTION GRATINGS HIGH-ENERGY OPTICS ULTRAFAST LASER OPTICS ACCESSORIES Ultrafast Laser Thin Film Polarizers • Minimum pulse dispersion • Ultra broadband or high extinction versions • Low wavefront distortion These thin film polarizers provide superior performance and minimum pulse dispersion in ultrafast Ti:Sapphire regenerative amplifiers. Our UP.25 version has a polarization extinction of 5:1 from 700–900 nm and supports higher laser energy density. Our UP.26 version features a polarization extinction of 95:1 over a bandwidth of 785–815 nm. Specifications Material BK 7, grade A, fine annealed optical glass Surface Flatness ë/10 at 632.8 nm over the clear aperture Wavefront Distortion ë/8 at 632.8 nm over the clear aperture Clear Aperture Central elliptical area, major axis 22.86 mm, minor axis 11.43 mm Surface Quality 10-5 scratch-dig Wedge 3 arc min Dimensions 14.3 x 28.6 ±0.13 mm Thickness 3.2 ±0.25 mm Angle of Incidence 70° ±2°, angular tuning required Antireflection Coating Broadband, multilayer antireflection coating Rs, Rp 0.5%, 700–950 nm Durability MIL-C-675C, moderate abrasion Cleaning Non-abrasive method, acetone or isopropyl alcohol on lens tissue recommended (see page 622) 70° S P P S 700 750 800 850 900 950 Wavelength (nm) Transmission (%) 100 80 60 40 20 0 P S UP.25 Typical 740 760 780 800 820 840 860 P S UP.26 100 80 60 40 20 0 Wavelength (nm) Transmission (%) Typical Ordering Information Model Wavelength (nm) Efficiency Extinction Ratio Dimensions (mm) 11B00UP.25 700–900 Tp >96% avg., Rs >80% avg. Tp/Ts >5:1 14.3 x 28.6 11B00UP.26 785–815 Tp > 95% avg., Rs > 99% avg. Tp/Ts > 95:1 avg. 14.3 x 28.6 3.2 14.3 28.6 CLEAR APERTURE 488 Series Lab Jack page 918 PO Series Tilt and Rotation Stages page 919

Open the catalog to page 1