Canon News has uncovered a patent showcasing what would be two popular fast prime optical formulas in the form of an RF 28mm f/1.4L USM (Yay!) and an RF 35mm f/1.4L USM.
As you may remember, we recently saw a patent for the long-rumoured Canon RF 35mm f/1.2L USM. It probably doesn’t make much sense to have both a `1.2 and a 1.4 35mm lens in the lineup. The RF 28mm f/1.4L USM does excite me on a personal level.
Canon RF 28mm f/1.4L USM
Focal Length: 28.00mm
F-number: 1.42
Half angle: 37.69°
Image height:21.64mm
Lens total length: 140.62mm
Backfocus: 21.99mm
Canon RF 35mm f/1.4L USM
Focal Length: 34.98mm
F-number: 1.42
Half angle: 31.73°
Image height: 21.64mm
Lens total length: 154.45mm
Backfocus: 16.17mm
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