Canon Working on RF 18mm f/1.0 and 25mm f/1.2 Lenses

Canon’s plans for exotic RF-mount lenses continues, with new designs for ultra-fast ultra wide-angle optics.

As a result the company filed patents for Canon RF 18mm f/1.0, Canon RF 18mm f/1.2 and Canon RF 25mm f/1.2 optics.  Both lenses are not in Canon’s RF lens roadmap.

The Canon RF 18mm f/1.0 would be the company’s most extreme ultra-fast, ultra-wide lens. Check out the patent details below. 

Canon RF 18 mm f/1.0
Focal length: 18.50 mm
F no: 1.03
ω : 49.47
Image height: 21.64 mm
Lens length: 150.00 mm
Back focus: 4.99 mm

Canon RF 18mm f/1.2
Focal length: 18.51 mm
F no: 1.24
ω : 49.45
Image height: 21.64 mm
Lens length: 129.00 mm
Back focus: 16.40 mm

Canon RF 25mm f/1.2
Focal length: 24.59 mm
F no: 1.24
ω : 41.35
Image height: 21.64 mm
Lens length: 129.01 mm
Back focus: 13.57 mm

via Hi LowsNote

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