DigitCam

Digital Photography

Patent: Canon RF 100-400mm f/3.5-5.6L IS and more

More telephoto zoom lens patents for the RF mount have been uncovered by Canon News. A couple of them look to be “consumer” zoom lenses Read more…

Read the original post:
Patent: Canon RF 100-400mm f/3.5-5.6L IS and more

No Comments »

Patent: Lots of super telephoto lenses mentioned

Canon’s work on super telephoto lenses continues, and we expect to see a few more announced next year ahead of the Summer Olympics which take Read more…

Read this article:
Patent: Lots of super telephoto lenses mentioned

No Comments »

Patent: Canon Back Side Illuminated (BSI) DPAF image sensor

Canon continues to work on new sensor designs based on the patents we’ve seen over the last year or so. This patent covers a lot Read more…

See original here:
Patent: Canon Back Side Illuminated (BSI) DPAF image sensor

No Comments »

Patent: Canon RF 24-70mm f/2.8L IS

Another patent application for a Canon RF 24-70mm f/2.8L IS has appeared within what appears to be a patent for the RF 28-70mm f/2L. From Read more…

Read the original post:
Patent: Canon RF 24-70mm f/2.8L IS

No Comments »

Patent: Non-L RF Mount zoom lenses

Northlight has uncovered a USPTO patent showcasing some telephoto zoom lenses for the RF mount. These lens designs appear to be fairly simple and might suggest Read more…

See the original post:
Patent: Non-L RF Mount zoom lenses

No Comments »

Patent: Canon RF 24-80mm f/4L IS & more

A patent showing a couple of higher-end Canon EOS R kit lenses has made its way to the public eye. One of the optical formulas Read more…

Excerpt from:
Patent: Canon RF 24-80mm f/4L IS & more

No Comments »

Patent: Lots of EF-M zoom optical formulas

Canon continues to work away at EF-M lenses judging by this recent patent application. It looks like they’re working on improved optics for kit zoom Read more…

Read more:
Patent: Lots of EF-M zoom optical formulas

No Comments »

Patent: Canon 500mm f/4 DO IS and Canon 600mm f/4 DO IS

It seems patent applications for diffractive optic super telephoto lenses is becoming a monthly thing. Canon News has uncovered another patent application showing both a Read more…

See the article here:
Patent: Canon 500mm f/4 DO IS and Canon 600mm f/4 DO IS

No Comments »

Patent: Anti static coating for RF lenses

Here’s an interesting new patent application from Canon uncovered by Canon News, it details a new anti-static coating for lens elements.

Here is the original post:
Patent: Anti static coating for RF lenses

No Comments »

Patent: Canon continues to work on focal length reducers

Canon continues to work on focal length reducers. What’s a focal length reducer you ask

See more here:
Patent: Canon continues to work on focal length reducers

No Comments »