Leica Summilux-M 21mm F/1.4 ASPH.
Specs
Focal Length
21mm
Maximum Aperture
f/1.4
Minimum Aperture
f/16
Lens Mount
Leica M
Angle of View
92°
Minimum Focus Distance
2.3′ / 70 cm
Macro Reproduction Ratio
1:29
Optical Design
10 Elements in 8 Groups
Focus Type
Manual Focus
Filter Size
None
Dimensions (ø x L)
2.7 x 2.6″ / 69.5 x 66 mm
Weight
1.3 lb / 580 g