Leica Elmarit-M 21 mm f/2.8 ASPH. specs

Angle of view (diagonal, horizontal, vertical) - 92°, 81°, 59°

Optical design - Number of elements / groups: 9 / 7

Focal length - 21.3 mm

Entrance pupil - 19.4 mm (related to the first lens surface in light direction)

Focusing range - 0.7 m to Infinity


Distance setting:

Scale - combined meter/feet-increments

Smallest object field - 696 mm x 1.044 mm

Highest reproduction ratio - 1:29


Diaphragm:

Setting / Type - with clickstops (including half values), manual diaphragm

Smallest aperture - f/16


Bayonet - Leica M quick-change bayonet

Filter (type) - internal thread for screw-in type filters E 55

Lens hood - separate, clip-on type, lockable


Dimensions and weight:

Length - 46 mm

Largest diameter - 58 mm

Weight - approx. 300 g / 415 g (black anodized- / silver chrome finish )