Canon has just filed two new RF lens patent for standard zoom lenses: RF 24-85mm f/2.8L and RF 24-100mm f/2.8L.
Canon recently has registered several new RF mount superzoom lens patents, they are RF 28-280mm f/2.8, RF 28-135mm f/4, RF 24-170mm f/4. The RF 28-280mm f/2.8 lens should be a very large and heavy lens if it is real.
Here are a few more RF mount wide-angle prime lens patents from Canon. As rumored before, Canon is going to release a series f/1.2L lenses in near future, and below are some lens patents:
Canon recently has filed two new RF lens patents in USA and Japan. Both lens patents are RF mount ultra-wide zoom lenses. The first one is RF 14-28mm f/2L USM lens, this lens will pair nicely with the RF 28-70mm f/2L USM lens. The second one is RF 10-24mm f/4L USM lens or RF 12-24mm f/4L USM lens, similar to EF 11-24mm f/4L USM lens.
Canon recently has filed two new lens patent for Canon RF mount: RF 50mm f/1.8 and RF 70-250mm f/4.
Canon recently has filed a new RF lens patent: RF 70-400mm f/4.5-5.6L IS USM Lens. According to latest rumors, this super telephoto zoom lens is expected to be announced in the first half of 2020.
We have already said before that Canon may announce some crazy RF lenses in the near future. Now according to a recently patent from USPTO, Canon may announce a new RF lens called RF 50-80mm f/1.1 lens. Question is if Canon do announce this lens, will you buy it ?