9mm Dia. x 18mm FL 405nm V-Coat, UV PCX Lens

Product Details <0.25% Reflection at 405nm for 405nm Diodes 5 - 50mm Diameters Available 10 - 250mm EFL Designs Available 532nm , 633nm , 785nm , 1064nm , and 1550nm V-Coated Options Offered TECHSPEC Laser Line Coated Fused Silica PCX Lenses are available in a variety of laser line V-Coat AR coating options. Designed for maximum throughput at the specified laser wavelength, these lenses are ideal for applications utilizing low power HeNe, Diode, and Nd:YAG laser sources. With a maximum reflection of <0.25% per surface at the design wavelength, the lenses will provide superior transmission in applications utilizing multiple optical components.> Specifications General Type: Plano-Convex Lens Physical & Mechanical Properties Diameter (mm): 9.00 +0.0/-0.025 Center Thickness CT (mm): 3.00 Edge Thickness ET (mm): 1.66 Centering (arcmin): <1 Clear Aperture CA (mm): 8.1 Bevel: Protective as needed Optical Properties Effective Focal Length EFL (mm): 18.00 @ 587.6nm Back Focal Length BFL (mm): 15.94 Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More Fused Silica (Corning 7980) f/#: 2 Coating: Laser V-Coat (405nm) Coating Specification: Rabs <0.25% @ 405nm Design Wavelength DWL (nm): 405 Surface Quality: 40-20 Power (P-V) @ 632.8nm: 1.5λ Irregularity (P-V) @ 632.8nm: λ/4 Focal Length Tolerance (%): ±1 Radius R 1 (mm): 8.25 Numerical Aperture NA: 0.25 Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 235: Compliant ×