21mm f/1.4 ASPH Summilux-M

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• Leica Order No. - 11 647 / LLC -

• Era - 2008-Current / Serial Nos. -

• Lens mount - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models

• Number of lenses/groups - 10/8

• Aperture - 1.4 > 16

• Focusing range - 0.7 m / 2.3 ft < ∞

• Smallest object field - 685 mm x 1027 mm

• Maximum magnification - 1:29

• Diaphragm setting / type - Manual with click-stops including half values

• Angle of view diagonal, horizontal, vertical - 92° / 81° / 59°

• Position of entrance pupil - (from apex of 1st lens element)

• Scales - Combined meter/feet graduation

• Filter mount/Lens hood - Series filter VIII in lens hood

• Accessories - Lens hood separate, screw-on type

• View finder - Camera viewfinder

• Materials - Anodized aluminum and optical glass

• Focal length - 21.6 mm

• Length to bayonet flange - length - 66 > 77 mm / 2.60 > 3.03 in (without > with lens hood)

• Largest diameter - approx. 69.5 mm / 2.74 in

• Weight - approx. 580 g / 20.46 oz

• Inscription - SUMMILUX-M 1:1.4/21 ASPH.