lensfun: lensfun (photographic lens info database) lensfun: lensfun: lensfun is a library that provide a open source database of lensfun: photographic lenses and their characteristics also provides a set of lensfun: algorithms for correcting images based on detailed knowledge of lens lensfun: properties and calibration data. lensfun: lensfun: Homepage: http://lensfun.sourceforge.net lensfun: lensfun: lensfun: