That's what a Canon patent application seems to suggest, a 300mm f/2.3 mirror lens. Read on. Canon patent application 2023013456 (Japan, published 1/26/2023) discusses optical formulas for a 300mm f/2.3…
Two Canon patents today, this one and the one featured here. Canon patent application 2023010106 (Japan, published 1/20/2023) discusses optical formulas for what seem to be two possible kit lenses,…
A new Canon patent, and as almost all Canon patents of the last two or three years it is for RF mount lenses. Canon patent 2023005851 (Japan, published 1/18/2023) discusses…
Here is a Canon EOS R6 Mark II review in video format. At a glance: 24.2MP Full-Frame CMOS Sensor 4K60 10-Bit Internal Video, C-Log 3 External 6K ProRes RAW Recording…
A new Canon patent application for two RF-mount telephoto lenses with extender: 200-400mm F4 x 1.4 and 200-500mm F4 x 1.4. Canon patent application P2022185663 (Japan, published 12/15/2022) discusses optical…
A new Canon patent, and once more more for RF mount lenses (what else?). Canon patent application 2022178447 (Japan, published 12/2/2022) discusses optical formulas for two zoom lenses for the…
A new Canon patent application for a RF 24-120mm f/2.8 IS and RF 85mm f/1.4 IS lenses. Canon patent application 2022175604 (Japan, published 11/25/2022) discusses optical formulas for two RF…
A new Canon patent for more RF mount lenses: 35mm and 45mm f/2.8 for full frame imaging sensors, and a 35mm f/2.8 for APS-C sensors. Canon patent application P2022163979 (Japan,…
Rather interesting Canon patent for a 28-70mm f/2.8 lens that becomes shorter when zoomed to the telephoto end, i.e. it retracts. Canon patent 2022147945 (Japan, published 10/6/2022) discusses a rather…
A new Canon patent to start a new week. Once more for lenses for the RF mount. Canon patent 2022125455 (Japan, published 8/29/2022) discusses optical formulas for two prime lenses,…
You read it right. This Canon patent application might refer to a selfie stick that automagically adjusts length and angle to take the perfect selfie. Canon patent application 2021040089 (published…
Well, that's an interesting Canon patent application: an air-cooled heat dissipation system that also functions as IBIS (In Body Image Stabilization). Canon patent application 2022137975 (Japan) discusses methods and technology…
Remember the overheating soap opera that came along with the Canon EOS R5? Here is a new Canon patent for a fan aided cooling system for what we think is…
A potentially rather useful Canon patent was spotted: an extension grip that allows for uncomplicated change of the batteries. Canon patent 2022125113 (Japan) discusses methods and technology for an extension…
Well, that's an interesting Canon patent: a foldable screen on the back of your future mirrorless camera. Canon patent application 20220269152 and 20220272266 (both USA) discuss technology and methods to…
A new Canon patent for RF mount lenses: 20mm f/1.8, 28mm f/1.8 and 24mm f/1.8. Canon patent application 2022122047 (Japan) discusses optical formulas for three RF mount lenses with backlight…
Remember the Canon EOS R5 overheating soap opera? Maybe this Canon patent application comes from this hysteria. Canon patent application 20220264767 (USA) discusses technology and methods for an active cooling…
A new Canon patent and for once it doesn't refer to RF mount lenses but for Cinema optics: 30-90mm f/1.5, 18-45mm f/1.5, 70-210mm f/2.5. Canon patent application 2022119007 (Japan) discusses…
A new Canon patent application about eye controlled autofocus. Two patent applications, to be precise. Cannon patent application 20220247904 (US) refers to a bigger sized mirrorless camera (like the EOS…
Here is a Canon patent application for a lens that might hit the shelves, sooner or later: RF 16-28mm. Canon patent application 2022112179 (Japan) discusses optical formulas for an RF…
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