The latest patents from Olympus, Canon and Tamron



→ Olympus filed a patent for a two-layer sensor with a built-in polarizing filter.



→ Canon got a new patent filed in Japan for a 50mm f/1.4 lens.



Another Canon patent suggests a new 24-120mm f/3.5-5.6 IS lens.



→ Tamron filed a patent for a 13-200mm f/3.5-6.3 VC lens for APS-C cameras.