The M. Zuiko Digital ED 17mm F1. 2 PRO is a new professional-grade, 34mm equivalent prime lens for Micro Four Thirds cameras. The optical formula comprises 15 elements in 11 groups, including aspherical lens elements and includes newly developed ED-DSA (Extra-low Dispersion Dual Super Aspherical) lenses.
Olympus claims to be the first manufacturer to successfully mass produce these lens elements which allow a reduction in the number of lenses used and make it possible to achieve a lighter-weight lens with a similar overall length to the M. Zuiko Digital ED 25mm F1. 2 PRO (read review). Sporting a dustproof, splashproof and freezeproof construction, the M. Zuiko Digital ED 17mm F1. 2 PRO lens has an angle of view of 65 degrees and a close-focus point of 20cm (measured from the sensor plane). The lens will be available from March 2018 at
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