Introduction Specifications and FeaturesAnnounced in June last year, the 14-150mm F/3.5-5.8 Di III is equivalent to a 28-300mm in 35mm format and is the first super-zoom from Tamron for Micro-Four-Thirds cameras. It features a stepper-type motor for stills and video use, and although compact and lightweight, it has a metal barrel for improved durability. It also features a rounded, seven-bladed diaphragm for rendering attractive circular highlights and for smoother transitions to deliberate out-of-focus areas using differential focus.The optical construction consists of 16 elements in total, arranged in 12 groups with a total of three (two molded,
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