Two new Canon patent applications surfaced. These lenses are Canon RF 80-240mm f/3.5 Lens and Canon RF 30-600mm f/4-8 Lens.
If goes in mass production, these telephoto zoom lenses will be identical to the Sigma 60-600mm f/4.5-6.3.
You can see the Canon patent applications for RF-mount lenses below. Best Canon Lenses.
Canon RF 80-240mm f/3.5 Lens
Example 1
- Focal length: 72.00-194.00
- F value: 2.92
- Half angle of view: 16.72-6.36
- Image height: 21.64
- Overall length: 185.00-255.23
- Back focus: 16.68-70.96
Example 2
- Focal length: 72.00-194.00
- F value: 3.5
- Half angle of view: 16.72-6.36
- Image height: 21.64
- Overall length: 185.00-255.16
- Back focus: 15.63-65.11
Example 3
- Focal length: 80.29-232.85
- F value: 3.5
- Half angle of view: 15.08-5.31
- Image height: 21.64
- Overall length: 222.75-325.37
- Back focus: 11.49-64.12
Canon RF 30-600mm f/4-8 Lens
- Focal length: 30.50-585.00
- F value: 4.00-8.00
- Half angle of view: 35.35-2.12
- Image height: 21.64
- Overall length: 309.33-489.09
- Back focus: 29.33-102.45
Complete List of Canon RF Lenses | Updated Canon RF Lens Roadmap for 2021
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