TTartisan has announced the details of the 40mm F2.8 Macro, a forthcoming 1:1 macro lens for various APS-C camera systems.
TTartisan says the manual lens is constructed of eight elements in seven groups, including two low-dispersion elements. Few additional details are provided in the video, but based on the images of the lens shown in the video, the lens will have an aperture range of F2.8 through F16, have a 52mm front filter thread and have a minimum focusing distance of 17cm (6.7”).
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