18mm f/3.8 ASPH Super-Elmar-M

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Angle of view - (diagonal, horizontal, vertical) Optical design - Distance setting - Aperture - Bayonet - Filter mount/Lens hood - Dimension and weight - For 35 mm: 100°, 90°, 67° / For LEICA M8 models (18 x 27 mm): 84°, 74°, 53° Number of lenses/groups - 8 / 7 Focal length - 18.3 mm Position of entrance pupil - 19.8 mm (related to the first lens surface in light direction) Focusing range - 0.7 m to infinity Scales - Combined meter/feet graduation Smallest object field - 827 mm x 1241 mm (35 mm), 620 x 931 mm (LEICA M8 models) Largest reproduction ratio - 1:34.6 Setting/Function - With click-stops, half values available, manual diaphragm Lowest value - 16 / Number of blades: 9 Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models Male thread, non-rotating and with stop for filter holder or lens hood. Accessory filter holder for E77 filters available / Separate, screw-on type, included in delivery Length - 58 mm (2.28 in) Largest diameter - 61 mm (2.4 in) Weight - approx. 310 g (10.93 oz.)

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