Patent application for optical systems such as the Canon 35-600mm f/4-7.1 and 28-500mm f/3.5-7.1

Sep 19, 2020
3,759
2,830
summary

  • [Public number] P2024083644
  • 【Release Date】2024-06-21
  • 【Title of invention】Zoom lens and imaging device
  • [Date of application] 2024-04-25
    [Indication of division] Split of P 2020099674
  • [Applicant]
    [Identification number] 000001007
    [Name or designation] Canon Inc.
  • Challenge: Provide a zoom lens with high optical characteristics and high magnification.
Example 1
  • Focal length:24.74-387.90
  • F-number: 3.60-6.50
  • Half angle of view: 39.51-3.19
  • Height: 20.40-21.64
  • Overall length: 194.51-287.86
  • Back Focus: 13.32-46.46
Example 2
  • Focal length:24.72-289.87
  • F-number: 3.60-5.88
  • Half angle of view: 39.53-4.27
  • Height: 20.40-21.64
  • Overall length: 168.78-235.73
  • Back Focus: 13.34-36.81