Ici en anglais, existe aussi pour Mac:
http://www.pentax.jp/english/support/digital/dc_utility4_win.html
[17, February 2011] PENTAX Digital Camera Utility 4(Version 4.32) Windows Updater
[Main changes from Version 4.31]
* Added lens data. [smc PENTAX-D FA645 25mmF4AL[IF] SDM AW]
* Corrected - The slider of [Correction Balance] and [Compensation] for Distortion Correction are swapped.
* Improved stability of performance for Print Bracketing
* Contents of [Version 4.11 to Version 4.31] will be also updated.