TTArtisan 28mm f5.6 for Leica M  type_Instant Colour You probably remember View-Master discs:

You probably remember View-Master discs: round

wind about 1

allowing you to connect up to three flashes

which provides full radio control over the flash for off-camera use

Includes one hex-type quick release plate with a 1/4" fitting

TTArtisan 28mm f5.6 for Leica M &nbsptype_Instant Colour You probably remember View-Master discs:The TTArtisan 28mm f5. 6 lens is a modern remake of the classic Leica Summaron 28mm f5. 6 lens from the mid 50s a lens which Leica is also currently remaking (though at a substantially different price point). The design (including the infinity lock) is very thread mount, but this is an M mount lens, so it'll fit directly on any M mount camera or adapter. Build quality is pretty good, with an all metal body and smooth focusing. Clean glass, good