VN1510

Molded LWIR Lens FL 15mm f/1.0 (Model VN1510)

VN1510 product image
  • Precision molded LWIR lenses using chalcogenide glass
    • - High-volume, cost effective manufacturing
    • - Optimized for the 8~12 um wavelength range
  • High performance LWIR lenses
    • - FL 15 mm, f/1.0 lens
    • - Use of diffractive‐aspheric lens
    • - Ultralight, wide‐angle, passively athermalized LWIR lens
  • Suitable for use with qVGA and qqVGA detectors and smaller
  • Applications and capabilities
    • - Thermal imaging and thermography
    • - Automotive vision enhancement

Optical specifications

  • Focal length15.0 mm
  • Aperture-based f-numberf/1.03
  • Maximum image circle8.16 mm
  • Waveband8~12 um
  • Focus range1.7 m to infinity
  • Distortion< |3.1| % (384x288, 17 um)
  • Transmittance(average@waveband)> 95 % (AR coating)
  • > 90 % (DLC coating)
  • Relative illumination> 90.2%
  • Field of view (FOV)
    Sensor array Pixel size(um) FOV (deg)
    H V D
    640 x 480 12 28.7 21.7 35.5
    384 x 288 17 24.5 18.5 30.4
    12 17.5 13.1 21.7
    320 x 240 17 20.6 15.5 25.5
    12 14.6 11 18.2

    Note : Each lens is optimized for a specific detector format represented by bold values.
    This table shows values for other compatible detector formats with non‐optimal performance.