2.25″ x 2.70″, 2.0″ FL, Cylinder Fresnel Lens

Product Details Collapsed Version of a Standard Cylinder Lens Ideal for Focusing One Dimension Various Sizes Available Specifications General Type: Fresnel Lens Physical & Mechanical Properties Dimensions (mm): 57.15 x 68.58 Dimensions (inches): 2.25 x 2.7 Center Thickness CT (inches): 0.06 Effective Size (inches): 2.0 x 2.7 Dimensional Tolerance (inches): ±0.05 Thickness Tolerance (inches): ±0.020 Optical Properties Effective Focal Length EFL (mm): 50.80 Effective Focal Length EFL (inches): 2.00 Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More Acrylic Coating: Uncoated Wavelength Range (nm): 400 – 1100 Groove Density (grooves/inch): 200.00 Index of Refraction (n d ): 1.49 Transmission (%): 85 (Typical) Environmental & Durability Factors Operating Temperature (°C): 80 (Maximum) Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 242: Compliant ×