Canon Patent: RF 11-24mm f/4L & RF 8-24mm f/4L Fisheye
A new Canon patent application surfaced. It's for RF lenses, as most of the recent Canon patents for lenses are. Canon patent application 20220171174 (USA) discusses optical formulas for a…
A new Canon patent application surfaced. It's for RF lenses, as most of the recent Canon patents for lenses are. Canon patent application 20220171174 (USA) discusses optical formulas for a…
A new week, a new Canon patent application. Like prime lenses? Here are a bunch that might be available soon. Canon patent application P2022085382 (Japan) discusses optical formulas for the…
A new Canon patent for tilt-shift lenses with reduced composition shift. A new Canon patent application discusses optical formulas and methods for tilt-shift lenses with reduced composition shift. 35mm f/2.885mm…
Here is a somehow different Canon patent. Different, because it refers to an imaging sensor standard Canon does not implement, that's 4/3. Canon patent application 2020191458 (Japan) discusses optical formulas…
A new Canon patent application for tilt-shift lenses with moving internal parts. Thanks Fred for the tip. Canon patent application 20220155653 (USA) discusses optical formulas and methods for a tilt-shift…
Here is a new Canon RF 14-35mm f/4L IS review. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range: f/4 to f/22Three UD ElementsThree Aspherical ElementsAir-Sphere and Fluorine CoatingsNano USM AF SystemOptical…
A new Canon patent: electronic control for tilt-shift lenses. Canon patent application 2022067506 (Japan) discusses how to implement electronic controls on tilt-shift lenses. PROBLEM TO BE SOLVED: To enable a…
Canon patent application for some telephoto zooms, for the EOS R system I guess. Canon patent application 2020196094 (Japan) discusses optical formulas for three telephoto zoom lenses: 200mm f/2300mm f/2.8500mm…
Here is a new Canon patent application, and it is a rather interesting one. Canon patent application P2022065383 (Japan) discusses optical formulas for a RF 9-18mm f/4 wide angle zoom…
A new Canon patent, once again for RF mount lenses. Some interesting lenses, we might add. Canon patent application 2022063727 (Japan) discusses optical formulas for three RF mount lenses: RF…
Here is a Canon RF 14-35mm F/4L IS review. A rather enthusiastic review, we might add. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range: f/4 to f/22Three UD ElementsThree Aspherical ElementsAir-Sphere…
A new Canon patent application for RF mount super telephoto lenses. Canon patent application 2022-53697 (Japan) discusses optical formulas for three super telephoto lenses, all for the RF mount: 60-600mm…
Here is a new Canon EOS R3 review with an eye on wildlife photography and some suggestions on the best settings for it. Canon EOS R3 at a glance: 24MP…
Here is a new Canon patent application: shift-compatible mount adapter with support for electronic contacts. Canon patent application P2022052536 (Japan) discusses the technology to implement a shift-compatible mount adapter with…
Here is a somewhat different Canon patent application. A drone camera pan/tilt assembly. Canon patent application 2022-046746 discusses methods and technology for a drone camera assembly. [Problem] To provide an…
A new Canon patent application. It's for a rather complex catadioptric optical system with inner focusing and image stabilisation. Canon patent application 2022-45962A discusses optical formulas for a catadioptric lens.…
Here is a new Canon patent. A RF 130mm f/2 lens for the EOS R full frame mirrorless system. Canon patent application 2022-043436 (Japan) discusses optical formulas for a RF…
A new Canon patent, an interesting one. How to reduce the vibrations induced by shutter movement? Canon patent application 2022-039332 (Japan) discusses technologies to reduce "shutter shock", i.e. mechanical vibrations…
Ready for the start of the week, here is a new Canon patent application for RF mount lenses. A new Canon patent application discusses optical formulas for three RF mount…
Here is another Canon patent application. This one is for a RF 80-240mm f/3.5 zoom lens. This is not the first patent we feature today. Canon patent application 2022-29115 (Japan)…
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