overview
- [Publication number] JP2024-154136 (P2024-154136A)
- [Release date] October 30, 2024 (2024.10.30)
- [Name of invention] Zoom lens and imaging device having the same
- ) [Application date] April 18, 2023 (April 18, 2023)
- [Applicant]
[Identification number] 000001007
[Name or company name] Canon Inc. - The present invention provides a zoom lens that has high optical performance, a high zoom ratio, and is compact.
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2. Description of the Related Art
In recent years, there has been a demand for zoom lenses that have high optical performance, a high zoom ratio and are compact as imaging optical systems used in imaging devices.
Example 1
- Focal length: 51.50-241.32
- F-number: 4.64-6.49
- Half angle of view: 14.86-3.24
- Image height: 13.66
- Total length: 146.34-188.78
- Back focus: 17.00-30.58
Example 3
- Focal length: 50.20-241.32
- F-number: 4.64-5.77
- Half angle of view: 15.22-3.24
- Image height: 13.66
- Total length: 140.00-185.63
- Back Focus: 22.47-31.57
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