25.4mm Dia., 780nm, λ/2 High Energy Waveplate

Product Details Damage Threshold up to >20 J/cm 2 @ 1064nm λ/4 and λ/2 Retardance Black Anodized Aluminum Mount UV to NIR Design Wavelengths Available High Energy Quartz Waveplates are available in both λ/4 and λ/2 retardance for discrete laser wavelengths from the UV to NIR and can withstand energy densities up to >20 J/cm 2 at 1064nm. A large acceptance angle and wide operating temperature range enables these waveplates to be integrated into harsh environments applications. High Energy Quartz Waveplates are mounted in a black anodized aluminum housing for easy identification and system integration. Specifications General Type: High Energy Waveplate Physical & Mechanical Properties Clear Aperture CA (mm): 18.0 Diameter (mm): 25.40 Dimensional Tolerance (mm): +0/-0.2 Construction: Optically Bonded on UVFS (C7980) Substrate Parallelism (arcsec): <3 Optical Properties Coating: R avg <0.2% Design Wavelength DWL (nm): 780 Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More Crystalline Quartz Retardance: λ/2 Surface Quality: 20-10 Transmitted Wavefront, P-V: <λ/10 @ 632.8nm Retardance Tolerance: λ/300 @ 20°C Damage Threshold, By Design: Damage threshold for optical components varies by substrate material and coating. Click here to learn more about this specification. >20 J/cm 2 @ 1064nm, 10ns, 10Hz Retardance Order: 0 Threading & Mounting Mount Thickness (mm): 6 ±0.2 Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 247: Compliant ×