DOF Calc helps you calculate the depth of field in your photographs for Nokia N9 (Harmattan). It will help you choose right f/stop to produce depth of field you want. It also calculates hyperfocal distance.
More
Michal Čihař
Aka nijel
I'm Michal Čihař, current project manager of Gammu, Wammu and phpMyAdmin, Debian developer and contributing also to some other programs.