Patent: Canon RF Cinema Zoom Lenses

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CanonNews reported that Canon has filed a new lens patent for several Canon RF mount cinema zoom lenses. Take a look!

Canon RF Cinema 18-55 F2.0

focal length          18.51  34.71  55.00  
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  
Lens total length    250.01 250.01 250.01  
BF 12.95 12.95 12.95

Canon RF Cinema 16-70mm F2.8

Focal length          16.51  36.08  68.00  
F-number               2.80   2.80   2.80  
half view angle       40.30  21.21  11.63  
Image height          14.00  14.00  14.00  
total lens length    223.02 223.02 223.02  
BF                    24.40  24.40  24.40

Canon RF Cinema 19-50mm F2.0

Focus Distance        19.01  33.19  50.00  
F Number               2.05   2.06   2.06  
Half angle of view    36.38  22.87  15.64  
Image height          14.00  14.00  14.00  
Lens total length    225.07 225.07 225.07  
BF                    13.38  13.38  13.38

Canon RF Cinema 18-55mm F2.0

focal length          18.51  34.86  55.00  
F number               2.06   2.06   2.06  
Half angle of view    37.10  21.88  14.28  
Image height          14.00  14.00  14.00  
Lens total length    235.03 235.03 235.03  
BF                    12.94  12.94  12.94

Japan Patent Application 2020-194056

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Via: Canon News. Source: JPO