New Patent: Canon RF 8-15mm f/4 Fisheye Lens
Canon has filed a new fisheye zoom lens patent for the RF 8-15mm f/4 Fisheye Lens for Canon EOS R system. Take a look at the patent details below translated by Google.
[Publication number] JP 2020-166234 (P2020-166234A)
[Publication date] October 8, 2020
[Patent application title] Zoom lens and imaging apparatus having the same
Zoom ratio: 1.85
Focal length: 8.10 12.51 15.01 mm
F number: 4.10 4.10 4.10
Half angle of view: 90.14 90.45 90.39
Image height: 11.50 18.00 21.60 mm
Lens length: 123.74 111.21 109.67 mm
Back focus: 11.78 20.27 24.66 mm
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