A patent showing an optical formula for a new EF-M 16-50mm f/3.5-5.6 lens has appeared, therefore this is for an APS-C sensor. Patent Publication No. 2016-118658 (Google Translated) Published 2016.6.30 Filing date 2014.12.22 Zoom ratio 2.88 Focal length 16.51 21.00 47.49 F-number 3.49 3.77 5.80 Half angle of view (degrees) 39.61 33.04 16.05 Image height […]
from Nikon Digital SLR Camera With Lens
via Patent: EF-M 16-50mm f/3.5-5.6
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