- Technical Specs
Leica Camera is pleased to introduce the Leica Summilux-M 28mm f/1.4 ASPH, the first Leica M-lens to combine an initial aperture of f/1.4 with the popular 28mm wide-angle focal length. This high speed wide-angle lens offers photographers high imaging performance with an unmistakable visual signature.
The Leica Summilux-M 28mm f/1.4 ASPH. rounds of f the range of high-speed M wide angle focal lengths. It offers excellent image performance over the entire image field even at full aperture and in the close-up range thanks to a floating element. With its exceptional contrast, the lens delivers the same recognized high performance level as the Leica Summilux-M 35mm f/1.4 ASPH., and in some respects actually out performs it.
|Lens Connection||screw-on type lens hood (included in delivery), filter holder for E67 size filters optionally available|
|Field Angle||for 35 mm and M9 (24 x 36 mm) at 16 mm: 107°, 97°, 74° at 18 mm: 100°, 90°, 67° at 21 mm: 92°, 81°, 60° for digital M8/M8.2 (18 x 27 mm) at 16 mm: 90°, 80°, 59° at 18 mm: 84°, 74°, 53° at 21 mm: 75°, 65°, 46° corresponds approx. to a focal length o|
|Optical Design, Number of Lenses/Groups||10 / 7|
|Working Range||0.5 m to Infinity, range from 0.5 to 0.7 m separated by index|
|Distance Setting, Smallest Object Field||for full frame 35mm at 16 mm: 915 x 1373 mm, approx. 1:38 at 18 mm: 833 x 1250 mm, approx. 1:35 at 21 mm: 725 x 1087 mm, approx. 1:30 for M8 digital at 16 mm: 688 x 1032 mm, approx. 1:38 at 18 mm: 626 x 939 mm, approx. 1:35 at 21 mm: 545 x 817 mm, a|
|Weight||approx. 335 g|
|Aperture Setting/ Function||Preset, with click-stops, half values available|
|Bayonet/ Sensor Format||Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models|
|Filter Mount||Male thread, non-rotating and with stop for filter holder or lens hood|
|Largest Diameter||approx. 54 mm (53 x 58 mm with lens hood)|