Leica has released a function-enhancing firmware update for its S2 medium format DSLR. Version adds a white balance preset for working with HMI (Hydrargyrum Medium-arc Iodide) lamps, provides additional viewfinder information and offers selectable OLED screen standby time. It also brings in a host of improvements including more options for customization of buttons. Registered users can download the latest firmware via the Owner's Area on Leica's website.

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Press Release:

Firmware update for LEICA S2

22 April 2010: Leica Camera AG has announced a firmware update (v. for the LEICA S2 and S2-P, which will be downloadable from today under the Leica Owners’ Area on the Leica web site at:

Below is the full list of improvements provided by this firmware update:

Extended camera functionality

  • Additional HMI white balance preset added (Hydrargyrum Medium-arc Iodide lamps)
  • Additional viewfinder information: exposure correction
  • Custom setting for depth of field preview button
  • Selectable OLED screen standby time
  • Control element lock (shutter speed and aperture dials can now be locked to prevent inadvertent shifts)
  • Extended user-defined button programming (the stop-down button can now also be programmed)

Improvements in existing functionality and handling

  • Consistent, continuous image numbering
  • Accelerated data transfer speed for computer-tethered shooting
  • Increased compatibility with memory cards not formatted in the camera
  • Improved handling for selection of exposure modes
  • Compatibility with new Leica Summarit-S 35mm and 120mm lenses
  • Improvement in JPEG image quality
  • Automatic detection of interchangeable focusing screens
  • Improved image viewing on the camera display
  • Simplified image review selection

All new LEICA S2 and S2-P cameras will be supplied with the updated firmware.