Molded LWIR Lens FL 19mm f/1.0 (Model VN1910)

Catal_VN1910

• 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 19 mm, f/1.0 lens
  • - Use of diffractive‐aspheric lens
  • - Ultralight, wide‐angle, passively athermalized LWIR lens
• Suitable for use with VGA and qVGA detectors and smaller
• Applications and capabilities
  • - Thermal imaging and thermography
  • - Automotive vision enhancement

Optical specifications

• Focal length19.0 mm
• Aperture-based f-numberf/1.03
• Maximum image circle14.2 mm
• Waveband8~12 um
• Focus range2.7 m to infinity
• Transmittance> 95 % (AR coating)
• > 90 % (DLC coating)
• Field of view (FOV)

  Sensor array	Pixel size(um)	FOV (deg)
  		H	V	D
  640 x 480	17	32.2	24.2	40.1
  	12	22.8	17.2	28.4
  384 x 288	17	19.4	14.6	24.2
  	12	13.8	10.4	17.2
  320 x 240	17	16.2	12.2	20.2
  	12	11.5	8.6	14.3

  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.