f-number.com » 70mm http://f-number.com f/1.2 - f/32 and beyond... Tue, 09 Feb 2010 14:52:55 +0000 en hourly 1 http://wordpress.org/?v=3.0 Leica Summarit-S 70 mm f/2.5 ASPH. CS http://f-number.com/2009/08/22/leica-summarit-s-1-2-5-70-mm-asph-cs/ http://f-number.com/2009/08/22/leica-summarit-s-1-2-5-70-mm-asph-cs/#comments Sat, 22 Aug 2009 00:24:43 +0000 f-number http://f-number.com/?p=177 Introduced as part of the Leica S-System line up, the Summarit-S 70mm standard lens spots a maximum aperture of f/2.5.  This compact lens has a minimum focusing distance of 0.5 metre.

The lens has an equivalent 35mm-format focal length of 56mm.

LEICA SUMMARIT-S 70 mm F/2.5 ASPH. CS

Specification at a glance:

  • Lenses/groups: 8/6 + 1 filter screen (1 aspherical surface)
  • Image angle (diagonal, horizontal, vertical): approx. 42°, 35.5°, 24°, approx. corresponds to 56mm in 35mm format
  • Aperture range: f/2.5 – 22
  • Minimum focusing distance: 0.5m
  • Magnification: 1:4.7
  • Filter size: 82mm
  • Dimension (diameter/length): 90 mm/93 mm
  • Weight: 740g

More information at the Leica web site:
http://www.s.leica-camera.com/summarit-s-1-2-5-70-mm-asph-cs/?lang=en

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