Canon EF 50mm f/1.8 STM

Canon EF 50mm f/1.8 STM

Released May 2015

Canon EF 50mm f/1.8 STM
Canon EF 50mm f/1.8 STM
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Canon Canon EF 50mm F18 STM on Canon EOS 5D Mark II



Canon EF 50mm f/1.8 STM Review

Canon EF 50mm F1.8 STM lens review: Thrifty fifty

 Introduction Specifications and FeaturesLaunched some three months ago, the new EF 50mm f1.8 STM replaces the previous Mark II model, and although it is still intended as an entry-level prime, it features a number of enhancements over its cost-conscious predecessor. With a total of 6 elements arranged in 5 groups, the optical formulae of the two models remains unchanged. The new better-made version, however, focuses closer down — from 17.8” (45cm) to 13.78” (35cm), has improved coatings, and features a circular 7-bladed aperture. It also includes a stepper (STM)-type motor for quieter and smoother AF, a