New Canon RF 8mm f/4 circular fisheye lens patent (part 3)
Canon filed a new patent for an RF 8mm f/4 circular fisheye lens:
- Focal length: 8.10 mm
- F-number: 4.00
- Half angle of view: 90.84
- Image height: 11.50 mm
- Lens length: 66.13 mm
- Back focus: 13.21 mm
More Canon EOS RF mirrorless lens patents can be found here:
Source: JP 2020-56995 via Hi-lows-note
