Japanese site Egami (translated) spotted new patents filed by Canon. All are for f/2.8 pancake lenses: 45mm, 40mm, 35mm, 28mm. Canon has two pancake lenses in their line-up: the and…
Egami (translated) spotted new patents for lenses filed by Canon: 85mm f/1.2, 85mm f/1.8, 135mm f/2 and 50mm f/1.4. Patent Publication No. 2013-114133 Publication date 2013.6.10 Filing date 2011.11.30 Example…
Egami (translated) spotted a patent filed by Canon that most probably refers to the next iteration of the Canon , released in 2006. Canon has another 70-200 in their lineup, the…
Figure above: When electricity is applied the optical element gets a shape. Another Canon patent spotted by Egami (translated). Liquid lenses have a series of advantages over traditional lenses. Beside…
Indefatigable Japanese site Egami (translated) spotted another Canon patent. It concerns a 3-layer image sensor that appears to be particularly sensitive to light. No idea where such a sensor could…
Egami (translated) spotted a patent filed by Canon regarding 500mm f/4, 500mm f/5.6, 600mm f/4 and 800mm f/5.6 lenses. Patent Publication No. 2013-92575 Publication date 2013.5.16 Filing date 2011.10.24 Example…
The latest hack for the Canon EOS 5D Mark III () by the skilled Magic Lantern team is going to change a few things. For those who still don't know:…
Egami (translated) spotted a new Canon patent. Three lenses are covered by the patent: 18-90mm f/3.5-5.6, 18-135mm f/3.5-5.6, 30mm f/2.8. The patent appears to refer to lenses that are resistant…
Egami (translated) spotted a Canon patent concerning an image stabilized lens for astro-photography. The lens is able to automatically track objects (stars etc). Canon has a DSLR suited for astro-photography,…
Just recently a rumor about new Canon tilt-shift lenses surfaced. 45mm and 90mm are possible candidates for a replacement. The new tilt-shifts could be announced at the end of 2013…
Egami (translated) spotted another patent filed by Canon. It is for a 400mm f/4 lens with diffractive optical elements (to reduce flare). Patent description (machine translated): Patent Publication No. 2013-64858…
Egami spotted another patent filed by Canon. The patent refers to s 50 mm F1.4 , 50 mm F1.2 , 45mm F1.6 and 60 mm F1.8 lenses, and describes an apochromatic design that aims to reduce chromatic aberration. Patent description (machine…
Egami (translated) spotted an interesting patent filed by Canon. When mounting a lens on a camera body, and holding the lens, the rotating focus or zoom ring can make the…
Egami (translated) spotted a patent referring to two new lenses, a 14mm f/2.8 and a 17-35mm f/2.8-4, both with fluorite treatment. According to WIkipedia...: Fluorite (also called fluorspar) is a…
Once more Egami (translated) spotted interesting new patents filed by Canon. A 400mm f/4 DO macro 1:1.4, a 400mm f/4 DO macro 2:1, a 600mm f/4 macro 1:1 and an…
The latest patent spotted by Egami (translation here) describes a Canon developed Optical Viewfinder with 100% field of view. The special thing about that patent is that the viewfinder is…
This came as a surprise. Could this mean Canon is working on a new version of the Powershot G1X? looks like. Japanese blog Egami (translated) spotted a patent for two…
Hopefully this leads to quicker hybrid AF. Canon filed a patent that aims at improving the speed of hybrid (phase and contrast detection) AF systems, particularly when tracking subjects. The…
I reported about two similar patents filed by Canon in the past (here and here). Now Canon files another patent for phase detection Auto-Focus, explicitly referring to phase-detection AF for…
Egami (translated) spotted another patent filed by Canon. This time it is for a 14mm f/2.8 lens with improved coating (tubular coating): It seems it is possible to realize a…
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