TTartisan unveils compact, lightweight 28mm F5.6 prime for Leica M mount cameras

TTartisan has announced the details of its new 28mm F5.6 lens for Leica M mount camera systems, a compact, lightweight prime. The manual prime is constructed of seven elements in four groups, including two high-refractive index elements and a single low-dispersion element. Other features include a 37mm front filter thread, a 1m (3.4ft) minimum focusing distance and a six-blade aperture diaphragm. The lens measures in at 51mm (2") in diameter, 19mm (.7") long and weighs in at 151g (5.3oz). TTarti...