New RF Superzoom Lens Patents: RF 28-280mm f/2.8, RF 28-135mm f/4, RF 24-170mm f/4

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.

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New RF Lens Patents: RF 16mm f/1.4L, RF 18mm f/1.0L, RF 18mm f/1.2L, RF 24mm f/1.2L

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:

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Patent: RF 14-28mm f/2 and RF 10-24mm f/4 Lenses

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.

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New Canon Patent: RF 70-240mm f/4 IS and RF 70-300mm f/4-5.6 IS


Canon recently has a lot of RF mount lens patents in the working, here are two more RF mount lens patent: RF 70-240mm f/4 IS and RF 70-300mm f/4-5.6 IS.

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Crazy Patent: Canon RF 50-80mm f/1.1 Lens

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 ?

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Patents: Canon RF 400mm f/2.8L, RF 500mm f/4L, RF 600mm f/4L IS USM Lenses

Canon has filed three super telephoto prime lens patents in Japan, they are RF 400mm f/2.8L IS USM Lens, RF 500mm f/4L IS USM Lens, and RF 600mm f/4L IS USM Lens.

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