After some troubles I finally managed to write first usable application for MeeGo. The first thing I have choosen was intentionally simple as I more or less wanted to get used to Qt Quick. However I still think it can be useful (after some polishing), at least I used similar application on my older phone :-).
The application is meant for photographers who don't remember hyperfocal distance for all their lenses and apertures or want to calculate depth of field:
Code is released under GNU GPL on Gitorious: https://gitorious.org/dofcalc
Please upload this to Debian!