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Canon Patent: Canon RF Ultra Wide Zooms
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Canon Patent: Canon RF Ultra Wide Zooms
MirrorlessReports Admin

Canon Patent: Canon RF Ultra Wide Zooms

Two patents are featured here, both of them for some pretty incredible ultra wide lenses for the Canon RF mount

The first is for a 14-28mm F2.0 UWA lens, which would suit the 28-70mm F2.0 just fine

Lens details;

Focal length 14.42 19.78 27.16
F-number 2.06 2.06 2.06
Half angle of view 56.32 47.56 38.54
Image height 21.64 21.64 21.64
Total lens length 164.32 150.29 146.47 
BF 16.13 16.13 16.13

US Patent Application 20190324229

The second patent in which was discovered is an incredible 10-24mm F2.8 UWA lens.

focus Distance 10.30 14.94 23.30  
F-number 4.12 4.12 4.12  
Half angle of view (degrees) 64.54 55.37 42.88  
Image height 21.64 21.64 21.64  
Total lens length 138.50 131.12 132.41  
BF 20.19 27.74 41.15

Japan Patent Application 2019-184733

 

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