Patent: Canon 2mm f/1.4 Lens for Small Sensors

Canon Rumors
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A patent for a 2mm f/1.4 lens from Canon has appeared. This type of lens would be for a small sensor device such as a compact video camera or action camera.

canon2mmpatent

Patent Publication No. 2014-197128 (Google Translated)

  • Published  Date 2014.10.16
  • Filing date 2013.3.29

Example

  • Focal length f = 2.03mm
  • Fno. 1.44mm
  • Half angle ω = 59.18 °
  • Image height 3.00mm
  • The overall length of the lens 32.17mm
  • BF 0.51mm
  • Canon patents
  • Focus position of the periphery of the screen is shifted If you install the dome cover
  • And suppress the deviation of the focus by changing the air space of the lens in accordance with the presence or absence of the dome cover

Source: [EG]

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