Multiple New Fujifilm GF Lens Patents Have Leaked Fujinon GF20-30mm F4, GF24-50mm F3.5-5.6, 50-380mm F3.3, and 35-280mm F3.3
Fujinon GF20-30mm f/4 and Fujinon GF24-50mm f/3.5-5.6 which might be cine lenses due to their complex designs:
Overview
- [Public number] P2022112476
- [Publish date] 2022-08-02
- INDUSTRIAL APPLICABILITY: Variable-magnification optical system and imaging device
- [Filing date] 2021-11-09
- [Applicant]
[Identification number] 306037311
[Name or name] FUJIFILM Corporation
- PROBLEM TO BE SOLVED: To provide a variable magnification optical system which is miniaturized and has good optical performance, and an image pickup apparatus provided with this variable magnification optical system.
- [0004]
In recent years, there has been a demand for a variable magnification optical system that is compact and has good optical performance.
- [0005]
The present disclosure has been made in view of the above circumstances, and provides a variable magnification optical system that is miniaturized and has good optical performance, and an image pickup apparatus provided with this variable magnification optical system. With the goal.
Example 1
- Focal length: 50.018-385.642
- F value: 3.30
- Angle of view: 50.2-6.8
- Image height: 23.4
- Back focus: 49.842
Example 8
- Focal length: 36.224-279.646
- F value: 3.28
- Angle of view: 68.2-9.4
- Image height: 23.4
- Back focus: 67.563
Fujinon 50-380mm f/3.3 and Fujinon 35-280mm f/3.3 are new, with other previously released designs also published.
Overview
- [Public number] P2022112484
- [Publish date] 2022-08-02
- INDUSTRIAL APPLICABILITY: Zoom lens and imaging device
- [Filing date] 2021-12-09
- [Applicant]
[Identification number] 306037311
[Name or name] FUJIFILM Corporation
- PROBLEM TO BE SOLVED: To provide a compact and lightweight zoom lens having a large image circle and high optical performance, and an image pickup device provided with the zoom lens.
Example 1
- Focal length: 36.046-67.893
- F value: 4.62-5.76
- Angle of view: 77.8-43.8
- Image height:
- full length:
- Back focus: 22.090
Example 3
- Focal length: 31.062-58.506
- F value: 5.76-5.77
- Angle of view: 89.2-49.2
- Back focus: 21.795
Example 5
- Focal length: 32.972-80.123
- F value: 4.64-6.82
- Angle of view: 87.8-37.6
- Back focus: 21.780
Example 7
- Focal length: 20.617-31.132
- F value: 4.12
- Angle of view: 111.8-81.8
- Back focus: 18.734
Example 9
- Focal length: 24.232-48.463
- F value: 4.64-5.70
- Angle of view: 111.2-60.4
- Back focus: 26.552
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