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Canon Information has uncovered a Canon patent exhibiting off some focal reducers of their newest spherical of patents.
This patent is for RF mount Cinema cameras that would scale back the focal size of full-frame lenses on Super35 picture sensors. These usually are not for EOS R cameras and definitely not for EOS M cameras.
The lens used for the embodiments is a 50mm f/1.4 full-frame EF mount lens. The overall lens size within the embodiments will present the 50mm lens in addition to the focal airplane distance which is 20mm, plus the reducer.
Canon Mirrorless Decreased 40mm F1.1
Focal size 40.14mm
F-number 1.13
Half-angle 20.24°
Picture peak 14.80mm
Lens Total size 93.90mm
BF 11.81mm
Canon Mirrorless Decreased 35mm F1.0
Focal size 36.54mm
F-number 1.03
Half-angle 22.05°
Picture peak 14.80mm
whole lens size 91.95mm
BF 10.70mm
Canon Mirrorless Decreased 32mm F.95
Focal size 33.45mm
F-number 0.94
Half angle of view 22.42°
Picture peak 13.80mm
Lens whole size 91.91mm
BF 9.73mm
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