The Voigtlander Ultron 28mm f/2.0 lens is a medium/compact size lens. It is slightly more compact than its 28mm f/1.9 predecessor, and also now features a focusing lever. The ideal every-day lens for shooting in low light situations, with excellent focusing results.
A standard Leica M-mount is used for this lens, making it compatible with the Voigtlander Bessa R-2/3/4 & T cameras, Konica Hexar RF, as well as the popular series of Leica M cameras.
Fast f/2 aperture 10-bladed aperture diaphragm creates very pleasing out-of-focus highlights All metal lens barrel Filter Size 46mm f/Stop Range 2-22 Minimum Focus Distance 2.3′ ( 0.7 m ) Magnification Not Specified by Manufacturer Angle of View 75 ° Groups/Elements 8/10 Length 2″ ( 51mm ) Maximum Diameter 2.2″ ( 55mm ) Weight 8.6 oz ( 244g ) Packaging Info Package Weight 0.75 lb Box Dimensions (LxWxH) 4.7 x 4.1 x 3.2″