Zhongyi Optics (ZY Optics) has just launched Zhongyi Mitakon 20mm f2 macro lens which they claimed to be able to produce high magnification ratio up to 4.5 times of real size.
New Zhongyi Mitakon 20mm f2 Macro Lens Can Achieve 4.5x Magnification posted first on http://thephoblographer.com
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