25.4 x 25.4mm x -75mm FL, NIR I Imaging Grade PCV Cylinder Lens

Product Details Beam Shaping Grade Specifications Used with TECHSPEC Imaging Grade PCX Cylinder Lenses for Circularizing Beams Negative Focal Length TECHSPEC Imaging Grade PCV Cylinder Lenses are typically used to diverge collimated light in a single axis. These lenses are designed for system integration due to the tightly controlled specifications and generous volume discounts. TECHSPEC Imaging Grade PCV Cylinder Lenses feature tightly controlled wedge and tilt specifications and are ideal for circularizing elliptical beams in combination with our TECHSPEC Imaging Grade PCX Cylinder Lenses . Specifications General Type: Cylinder Lens, Plano-Concave Physical & Mechanical Properties Dimensions (mm): 25.4 x 25.4 Dimensional Tolerance (mm): +0.0/-0.025 Center Thickness CT (mm): 2.50 ±0.1 Edge Thickness ET (mm): 6.07 Clear Aperture CA (mm): 22.86 x 22.86 Bevel: Protective as needed Optical Properties Effective Focal Length EFL (mm): -75.00 Back Focal Length BFL (mm): -77.64 Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More N-BK7 f/#: 3 Coating: NIR I (600-1050nm) Coating Specification: R avg ≤0.5% @ 600 – 1050nm Wavelength Range (nm): 600 – 1050 Surface Quality: 40-20 Power (P-V) @ 632.8nm: 1.5λ Irregularity (P-V) @ 632.8nm: λ/4 Radius R 1 (mm): 38.76 Numerical Aperture NA: 0.08 Axial Twist (arcmin): <3 Plano Axis Wedge (arcmin): <5 Power Axis Wedge (arcmin): <5 Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 235: Compliant ×