PetaPixel -
20 Oct 2014 16:51

In what is, to our knowledge, Canon’s third patent of the type, the Japanese camera giant has drawn up yet another lens that features a liquid lens element in between all the glass. This particular patent (translated) describes a 10-22mm f/3.5-4.5 lens that differs from the current EF-S 10-22mm thanks to a liquid lens element […]
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