Here is a new Canon patent application. Canon patent application 2024111453 (Japan, published 8/19/2024) discusses optical formulas for a telephoto zoom lens, the 200-1000mm F6.3-9 IS. Example 1 Focal length:…
Canon patent application 2024104916 (Japan, published on August 6, 2024) discusses various optical formulas for a yet to be released RF lens: 28-70mm f2.8. From the patent literature: Description of the…
Here is a new Canon patent application for a bunch of lenses, of which one might already have releases. Canon patent application 2024082112 (Japan, published 6/19/2024) discusses optical formulas for…
Here is a new Canon patent application, one for a RF-S and one for a RF lens. Canon patent application 2024072459 (Japan, 5/28/2024) discusses optical formulas for two RF-mount lenses:…
Here is a new Canon patent application, as usual for RF-mount lenses. Canon patent application 2024042622 (japan, published 3/28/2024) discusses optical formulas for two lenses for full frame mirrorless cameras…
A new Canon patent application for two lenses featuring Canon's new silent USM zoom technology (hence the "Z"). Canon patent application 2024025100 (Japan, published 02/26/2024) discusses optical formulas and methods…
And here is another Canon patent application for the RF-S mount. Canon patent 2023182958 (Japan, published 2023-12-27) discusses optical formulas for a lens for the RF-S mount, 15-45mm F3.5-6.3. From…
A new Canon patent application (well, not really new) for two lenses for the RF-S mount. Canon patent application 2023182926 (Japan, published 2023-12-27) discusses optical formulas for two RF-S mount…
A new Canon patent application for RF mount lenses with "Defocus Smoothing" (DS) optical technology. More about Defocus Smoothing is listed here. Canon patent application 2023170260 (Japan, published 12/1/2023) discusses…
Still having doubts about how shitty the rumor industry is? A few days ago, a Canon patent for Quad Pixel Autofocus was spotted. Today, it became a rumor. After the…
A new Canon patent application for relatively fast prime lenses. Canon patent application 2023149130 (Japan, published 10/12/2023) discusses optical formulas for prime lenses for the RF mount: RF 70mm F2…
Here is a new Canon patent application, for a bunch of fast primes for the RF-S mount. Canon patent application P2023130885 (Japan, published 9/21/2023) discusses optical formulas for RF-S mount…
Here is a new Canon patent application, yet for another RF mount lens. A rather interesting one, although it refers to ab already released lens: the Canon RF 100-300mm f/2.8L…
And another Canon patent for lenses for the RF mount. Canon patent application 2023104137 (Japan, published 7/28/2023) discusses optical formulas for three zoom lenses for the RF mount: RF 24-300mm…
And yet another Canon patent application: two telephoto fast primes for the RF mount. Canon patent application 2023104022 (Japan, published 7/28/2023) discusses optical formulas for two fast telephoto prime lenses…
And here is another Canon patent application, for two RF mount lenses. Canon patent application 023104029 (Japan, 7/28/2023) discusses optical formulas for two fast prime lenses for the RF mount:…
And yet another Canon patent application for an RF-mount lens. Canon patent application 2023099390 (Japan, published 7/13/2023) discusses optical formulas for what appears to be an RF 135mm f/1.8L IS…
A new Canon patent application was spotted. Canon patent application 2023099388 (Japan, published 7/13/2023) discusses optical formulas for what appears to be an RF 100-300mm f/2.8L IS USM lens for…
Another Canon patent application that was published yesterday. Canon patent application 2023099389 (Japan, published 7/13/2023) discusses optical formulas and methods for two ultra wide zoom lenses. From the patent literature:…
And here we have another Canon patent published today. Canon patent application 2023099385 (Japan, published 7/13/2023) discusses optical formulas for a RF 200mm f/2 IS lens. From the patent literature:…
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