Canon filed a patent for a EF-M 70-400mm f/4.5-7.2 STM lens designed for APS-C mirrorless camera. Canon also filed a patent for a 20-100mm f/4 lens designed for APS-C based cameras. Canon filed a patent for eliminating the star trails during long time exposures of the night sky. Tamron filed a patent for a 18mm f/2.8 […]
Here is an update on the latest patents since my last post:
Panasonic filed design patents for a camera that could be the next M43 model in the GF product line.
Canon filed a new patent in Japan for a 200-400mm f/4 and 280-560mm f/5.6 lenses with built-in teleconverter and image stabilization.
Tamron’s latest patent is for a 10mm f/2.8 and a 10mm f/1.8 fisheye lenses for APS-C based DSLR cameras.
Few new lens patents for 4/3 cameras: Olympus filed patents for 15mm f/2, 17mm f/1.8 and 17mm f/2.8 pancake lenses for 4/3 sensors. Sigma filed a patent for 75mm f/1.8 lens (150mm equivalent) for 4/3 sensors.
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