RF cinema lens 18-55mm F2 [Patent]
CANON filed a patent of 18 - 55 mm f/2 cinema lenses for mirrorless cameras.
Embodiment 1: CN-RF18-55mm F2 (T2.2?)
Zoom ratio: 2.97
Focal length; 18.51 34.71 55.00 mm
F number: 2.06 2.06 2.06
Half angle of view: 37.10 21.97 14.28
Image height: 14.00 14.00 14.00 mm
Lens length: 250.01 250.01 250.01 mm
Back focus: 12.95 12.95 12.95 mm
Embodiment 1: CN-RF18-55mm F2 (T2.2?)
Zoom ratio: 2.97
Focal length; 18.51 34.71 55.00 mm
F number: 2.06 2.06 2.06
Half angle of view: 37.10 21.97 14.28
Image height: 14.00 14.00 14.00 mm
Lens length: 250.01 250.01 250.01 mm
Back focus: 12.95 12.95 12.95 mm
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