255mm, 1030-1080nm + VIS JENar F-Theta Scanning Lens

Product Details Ideal for High-Precision Material Processing and Laser Scanning Applications Large Scan Fields Up to 320mm x 320mm Wide Range of Focal Lengths from 108mm – 330mm Jenoptik JENar Silverline F-Theta Scanning Lenses Also Available Jenoptik JENar F-Theta Scanning Lenses are designed to provide flat field at the image plane of scanning systems and are used in conjunction with galvanometers , beam expanders , and laser sources . These F-Theta lenses feature a wide range of focal lengths and large scan fields. Optimized for common Nd:YAG, Yb:doped, and fiber laser sources, these lenses are available in wavelength ranges of 355nm, 515-540nm, and 1030-1080nm. With their patented stackable mounting technology, these lenses compensate for thermal stresses and improve the stability of the optical components, ensuring high-precision adjustment and position control in OEM systems. Jenoptik JENar F-Theta Scanning Lenses are ideal for high-precision laser material processing and laser scanning applications. Contact us if your application requires Jenoptik JENar F-Theta Scanning Lenses or Jenoptik JENar Silverline F-Theta Scanning Lenses not shown on our website. Specifications General Model Number: 601948 Type: JENar F-Theta Note: + VIS options provide >85% Transmission from 500-680nm Protective Window: #17-697 : One Included Manufacturer: Jenoptik Physical & Mechanical Properties Maximum Diameter (mm): 119.8 +0/-0.2 Weight (g): 1400 Flange Distance (mm): 336 Input Beam Diameter, 1/e 2 (mm): 20 Maximum Length (mm): 65.3 Optical Properties Focal Length FL (mm): 255.00 Scan Angle (°): 53.2 Scan Field (mm): 169 x 169 Telecentricity (°): F-Theta Only: 14.3 With Scanner: 15 Working Distance (mm): 291 Wavelength Range (nm): 500 – 680, 1030 – 1080 Scan Field Diameter (mm): 239 Focus Size Diameter, 1/e 2 (μm): 24 GDD Specification (fs 2 ): 3670 Threading & Mounting Mounting Threads: M85 x 1 Regulatory Compliance Certificate of Conformance: View ×