Introduction The Zeiss Batis 25mm f/2 features a 9-blade circular aperture diaphragm and an f/2 – f/22 aperture range. Construction is an all-metal casting, which is both dust- and moisture-resistant, and weighing in at 335 grams with a 92mm barrel length, it’s a nicely-balanced lens mounted on the Sony A7R.Optical construction utilizes 10 elements in 8 groups, offers a minimum focus distance of just 20cm, and the front element features a 67mm filter thread which doesn’t rotate during focus. The addition of autofocus will widen the the appeal of the Zeiss lens, but for the manual
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