Here is a Canon RF 100-400mm f/5.6-8 IS review. One of the less expensive lens with an exceptional performance. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range: f/5.6 to f/45One UD…
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…
DPReview TV's Chris and Jordan review the Canon RF 100mm f/2.8L IS Macro lens. This a very interesting lens, with lots of positive reviews. At a glance: RF-Mount Lens/Full-Frame Format1.4x…
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 RF 28-70mm f/2L review. The RF 28-70mm f/2 is one of Canon's "boutique lenses" for the EOS R system. At a glance: RF-Mount Lens/Full-Frame FormatAperture…
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 another Canon RF 100-400mm f/5.6-8 IS review, by one of our favorite gear reviewer. Although it is not an "L" tier lens, the Canon RF 100-400mm f/5.6-8 IS…
Here is a new Canon RF 16mm F/2.8 STM review. An affordable lens that performs quite good. This is not the first very positive review this lens gets. Canon 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 Canon RF 100-400mm f/5.6-8 IS review. An affordable lens for the Canon EOS R system. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range: f/5.6 to f/45One UD Element,…
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…
Here is a new Canon RF 100-500mm f/4.5-7.1L IS review for you. The RF 100-500mm is a remarkable lens, with many enthusiastic reviews. At a glance: RF-Mount Lens/Full-Frame FormatAperture Range:…
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…
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