Canon RF14-28 F2 and RF10-24 F4 patents exposed
It is reported that the patents of Canon’s RF14-28mmF2.0 and RF10-24mmF4 lenses have been exposed. These two lenses are ultra-wide-angle zoom lenses, once they are launched, Canon’s RF mount lens group will be further improved.
Canon RF14-28mmF2.0 lens
Canon RF14-28mmF2.0 lens patent image
Patent details:
Focal length: 14.42mm19.78mm27.16mm
Aperture: 2.062.062.06
Half angle of view: 56.32 degrees 47.56 degrees 38.54 degrees
Image height: 21.64mm21.64mm21.64mm
lens length ：164.32mm150.29mm146.47mm
Back focal length: 16.13mm16.13mm16.13mm
Canon RF10-24mmF4 lens
Canon RF10-24mmF4.0 lens patent picture
Patent details:
Focal length: 10.30mm14.94mm23.30mm
Aperture: 4.124.124.12
Half angle of view: 64.54 degrees 55.38 degrees 42.88 degrees
Image height: 21.64mm21.64mm21. 64mm
Lens total length: 156.50mm145.83mm144.37mm
Back focal length: 12.00mm12.00mm12.00mm
Editorial view:
With the official release of Canon’s RF70-200mmF2.8LISUSM lens a few days ago, Canon’s RF mount F2.8 “big three yuan” lens has been constructed, and the Canon RF14-28mmF2.0 lens in this patent may cooperate The pre-existing RF28-70mmF2LUSM lens forms an RF mount F2.0 “super big ternary”, and Canon RF10-24mmF4 will complement the RF24-105mmF4LISUSM, covering the 10-105mm focal length completely.
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