Two new Ricoh patent applications were filed in Japan: The first Ricoh patent is to improve live view image quality and reduce flickering. The second patent is for a random pattern focusing screen – on the left you can see a schematic diagram showing moire on a general focusing screen, on the right you see a focusing screen […]
Ricoh filed a patent for contrast AF by the AE sensor in order to achieve accurate AF without using live view. Additional information available at Egami (Google translation).
Ricoh has filed a new patent in Japan for a 4.2mm f/1.8 lens calculated for a 1/1.7″ sensor (23mm equivalent for Q and D10 and 19mm for the Q7). This lens is most likely designed for the Pentax Q mirrorless camera system. If true, this means that Ricoh/Pentax have not abandon the Q system. The last […]
Ricoh filed a new patent in Japan for a phase detection AF that could be used to ensure precise AF during video/live view. Via Egami
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