Patents: Tamron 90mm f/2.8 Macro and 24-70mm f/4 Lenses

Tamron has filed two new patents for Tamron 90mm f/2.8 Macro and 24-70mm f/4 Lenses, which are designed for Sony E-mount full-frame mirrorless cameras. Take a look at the patent details below: 90mm f/2.8 1:1 Macro 【Publication number】 JP 2021-9262(P2021-9262A) 【Release date】 January 28, 2021 【Patent application title】 Imaging optical system Embodiment 1 Focal length: 92.6989, 36.6463 mm (INF, β=1.01) […]
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