50mm f/2 Summicron-M IV: Difference between revisions
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*'''Leica Order No.''' - 11819, 11826 - 11825, 11816 11624/ '''LLC''' - 123 | *'''Leica Order No.''' - 11819, 11826 - 11825, 11816 11624/ '''LLC''' - 123 | ||
Revision as of 16:33, 24 June 2009
- Leica Order No. - 11819, 11826 - 11825, 11816 11624/ LLC - 123
- Era - 1979-Current
- Variants - Black Serial Nos. 2,974,251 to ? - Chrome Serial Nos. 500 Titanium Serial Nos. - Coded after Serial No. -
- Lens mount - Leica M quick-change bayonet
- Number of lenses/groups - 6/4
- Focusing range - 0.7 m / 2.3 ft < ∞
- Aperture - 2 > 16 - with clickstops (including half values), manual diaphragm
- Smallest object field/Largest reproduction ratio - 277 mm x 416 mm / 1:11.5
- Angle of view (diagonal, horizontal, vertical) - 47°, 40°, 27°
- Position of entrance pupil - 25.1 mm (related to the first lens surface in light direction)
- Scales - Combined meter/feet graduation
- Filter mount/Lens hood - Internal thread for screw-in filters size E39 / built-in, telescopic
- Accessories -
- Viewfinder - Camera viewfinder
- Materials - Anodized aluminum and optical glass / Chrome plated brass and optical glass
- Focal length - 52.3 mm / 2 in
- Length to bayonet flange - 43.5 mm / 1.7 in
- Largest diameter - 53 mm / 2.1 in
- Weight - approx. 240 g - 8.5 oz / 335 g - 11.8 oz (black anodized- / silver chrome finish)
- Inscription - LEICA SUMMICRON-M 1:2/50 E39 (Serial No.)
- On the street - $US 1,795.00
