A newly published Tamron patent describes the design of a 25-50mm f/2.0 Full Frame lens for mirrorless cameras. It appears to have 19 elements, which is the same number of the Canon 28-70mm f/2.0. It also has inner zoom. while patents are no proof that this lens will make it into mass production I have…...
Published By: SonyAlphaRumors - Tuesday, 26 December, 2023