LASER RODS Nd:YAG DATA SHEET - New Source Technology - #1

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1249 Quarry Lane, Suite 100, Pleasanton, CA 94566 USA Tel: (925)462-6888, Fax: (925)462-8388 sales@newsourcetechnology.com WWW.NEWSOURCETECHNOLOGY.COM New Source Technology is a major supplier of Nd:YAG rods for Industrial, Medical, and Scientific laser applications. We maintain the highest standards of quality and can deliver products to your exact specifications from our Pleasanton, California location. You are assured of the highest possible consistency and precision every time. For more information, please contact us at sales@newsourcetechnology.com. Advantages High Gain Low Threshold High Efficiency Low Loss at 1.06ìm High Optical Quality Good Mechanical and Thermal Properties Suitable for High Average Power Lasers Other laser crystals: -CTH:YAG -Er:YAG -Alexandrite -KTP -LBO LASER CRYSTALS Nd:YAG YAG Physical and Chemical Properties Formula: Y3AI5O12 Molecular Weight: 596.7 Crystal Structure: Cubic Moh Hardness: 8 - 8.5 Melting Point: 1950°C (3540°F) Density: 4.55 g / cm-3 Refractive Index of YAG Wavelength (ìm) Index n (25°C) .8 1.8245 .9 1.8222 1.0 1.8197 1.2 1.8152 1.4 1.8121 Properties of Nd:YAG at 25°C (1.0 at % Nd) Property Value Formula: Y2.97Nd0.03AI5O12 Weight % Nd: 0.725 Nd Atoms / cm3: 1.38 x 1020 Wavelength: 1.064 mm Transition: 4F3/2 —> 4I11/2 Fluorescent Lifetime: 230 ìsec Thermal Conductivity: 0.14 W cm-1 K-1 Specific Heat: 0.59 Jg-1 K-1 Thermal Expansion: 6.9 x 10-6°C-1 dn / dt: 7.3 x 10-6°C-1 Young’s Modulus: 3.17 x 104 Kg / mm-2 Poisson Ratio: 0.25 Thermal Shock Resistance: 790 Wm-1 A) Nd concentrations offered are: 0.6 ± 0.1 at % 0.8 ± 0.1 at % 1.1 ± 0.1 at % 1.3 ± 0.1 at % B) Wavefront distortion is determined by use of a Zygo interferometer system. Wavefront distortion shall be within a maximum ë / 4 per inch of rod length (ë = 632.8 nm) standard and ë / 16 per inch of rod length for Premum Grade. C) Extinction ratio 25 db minimum. D) Dimensional / mechanical specifications: • Diameter tolerance +.000” / -.002” • Length tolerance +.040” / -.000” • Rod end polished flat to ë / 10 • Rod end faces are parallel to within 10 arc seconds • Rod end surfaces are perpendicular to the rod axis to within 5 arc minutes • Chamfer 0.005” ± 0.003” x 45° • Surface Quality 10 - 5 scratch-dig per MIL-O-13830A • Rod barrel is fine ground to 55 ± 5 microinches (other barrel finishes available upon request) E) Rod end faces are anti-reflection coated for a reflectivity of less than 0.25%. Durability per MIL-C-48497. Total reflective or partial reflective coatings available upon request. Coating damage threshold exceeds 10 J / cm2. You may also be interested in: -Laser Pump Chambers -Flashlamps -Resonator Mirrors -Other Laser Optics -Safety Eyewear