Here are several new Canon patents application that shows optical formulas for three fast prime lenses. These Canon lenses are the RF 35mm f/1.2L, 35mm f/1.4L, 28mm f/1.2L and 24mm f/1.2L.
We think these patents might well go into production. All products are designed to use on Canon’s full frame mirrorless camera system. Both the Canon EOS R5 and the EOS R6 are super hot selling mirrorless cameras on the market. Canon EOS R5 in stock.
Here are the details of the Canon Patents for RF 24mm f/1.2, RF 28mm f/1.2 and RF 35mm f/1.2 Lenses.
[Publication number] JP 2021-92694(P2021-92694A)
[Publication date] June 17, 2021
[Patent application title] Optical system and imaging device
Embodiment 1: RF 35mm F1.2
Focal lenth (mm): 34.00
F number: 1.24
Half angle of view (degree): 32.47
Image height (mm): 21.64
Lens length (mm): 154.96
Back focus (mm): 17.05
Embodiment 2: RF 35mm F1.4
Focal lenth (mm): 34.00
F number: 1.45
Half angle of view (degree): 32.47
Image height (mm): 21.64
Lens length (mm): 125.96
Back focus (mm): 12.96
Embodiment 3: RF 28mm F1.2
Focal lenth (mm): 27.15
F number: 1.24
Half angle of view (degree): 38.55
Image height (mm): 21.64
Lens length (mm): 146.96
Back focus (mm): 13.45
Embodiment 4: RF 24mm F1.2
Focal lenth (mm): 24.74
F number: 1.24
Half angle of view (degree): 41.17
Image height (mm): 21.64
Lens length (mm): 143.97
Back focus (mm): 13.45
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