0.25 NA 11.0mm FL VIS AR Coated, Molded Aspheric Lens

Product Details Eliminate Spherical Aberration Multiple Coating Options Available Range of Numerical Apertures LightPath Geltech Molded Aspheric Lenses are used to eliminate spherical aberration and improve focusing and collimating accuracy in a variety of laser applications. Low NA aspheric lenses are designed to maintain beam shape, while high NA lenses gather all available light to maintain beam power over long distances. LightPath Geltech Molded Aspheric Lenses are ideal for applications including sighting systems, bar code scanners, laser diode-to-fiber coupling, optical data storage, or biomedical lasers. Specifications General Type: Aspheric Lens Typical Applications: Collimate or Focus Laser Light Lightpath Lens Code: 352220 Note: May be available in limited quantities, or require a minimum purchase quantity. Contact us for more information Physical & Mechanical Properties Diameter (mm): 7.20 ±0.015 Center Thickness CT (mm): 5.00 ±0.05 Edge Thickness ET (mm): 4.210 Clear Aperture CA (mm): 5.50 Optical Properties Effective Focal Length EFL (mm): 11.00 @ 633nm Focal Length Tolerance (%): ±1 Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More ECO-550 f/#: 2.00 Numerical Aperture NA: 0.25 Abbe Number (v d ): 50.22 Index of Refraction (n d ): 1.603 Coating: VIS Coating Specification: R avg <0.6% @ 350 - 700nm Focal Length Specification Wavelength (nm): 633.00 Aspheric Design Wavelength (nm): 633 Working Distance (mm): 7.920 Surface Quality: 40-20 Asphere Figure Error (μm RMS): Diffraction Limited Transmitted Wavefront Environmental & Durability Factors Operating Temperature (°C): ≤200 Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 233: Compliant ×