Molded LWIR Lens FL 8.1mm f/1.1 (Model VN8.111)

Catal_VN8.111

• 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 8.1 mm, f/1.1 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 length8.09 mm
• Aperture-based f-numberf/1.14
• Maximum image circle8.56 mm
• Waveband8~12 um
• Focus range0.8 m to infinity
• Distortion< |19.5| % (384x288, 17 um)
• Transmittance(average@waveband)> 95 % (AR coating)
• > 90 % (DLC coating)
• Relative illumination> 91.4%
• Field of view (FOV)

  Sensor array	Pixel size(um)	FOV (deg)
  		H	V	D
  384 x 288	17	49	36	63.3
  	12	33.8	25.2	42.8
  320 x 240	17	40.2	29.8	51.3
  	12	28	20.9	35.3
  206 x 156	25	19.3	14.4	24.1

  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.