90mm f/2.5 Summarit-M: Difference between revisions

Revision as of 14:27, 27 April 2012

Leica Order No. - 11 646
Production era - 2007-Current, -4046300-4046302- -4125801-
Lens mount - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
Number of lenses/groups - 5 /4
Aperture range - f/2.5-f/16 setting/Function Preset, with click-stops, half values available; 11-blade
Focusing range - 1 m / 3.28 ft to ∞
Scales - Combined meter/feet graduation
Smallest object field/Largest reproduction ratio - For 35 mm, approx. 213 x 320 mm /1:8.9 = for LEICA M8, approx. 160 x 240 mm /1:8.9
Angle of view (diagonal, horizontal, vertical) - For 35 mm (24 x 36 mm) : 27 deg, 22.6 deg, 15.2 deg, - for LEICA M8 (18 x 27 mm) : 20.4 deg, 17.1 deg, 11.4 deg, corresponds to a focal length of approx. 120 mm with 35 mm-format
Position of entrance pupil - (from apex of 1st lens element) 54.8 mm
Filter mount/Lens hood - Non-rotating, internal thread for screw-on filters size E46, external thread for lens hood, protection ring for external thread included in delivery, lens hood available as accessory
Accessories - Hood: 12460 - Leica M Viewfinder Magnifiers 1.25x & 1.4x 12004 - 12006
Viewfinder - Camera viewfinder
Material - Anodized aluminum, brass and optical glass
Length to bayonet flange - approx. 66.5 mm / 2.8 in
Largest diameter - approx. 55 mm / 2.17 in
Weight - approx. 360 g / 12.7 oz
Inscription - LEICA SUMMARIT-M 1:2.5/90 E 46 4XXXXXX

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 *'''Leica Order No.''' - 11 646
-*'''Production era''' - 2007-Current, -4046300- -4125801-
+*'''Production era''' - 2007-Current, -4046300-4046302- -4125801-
 *'''Lens mount''' - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
 *'''Number of lenses/groups''' - 5 /4