![]() ![]() And last but not least, it can correct the perspective, simulating a shift lens. Furthermore, it can convert between different types of lenses, for example from fisheye into rectilinear. Right now Lensfun is designed to correct distortion, transversal (also known as lateral) chromatic aberrations, and vignetting. The Lensfun library not only provides a way to read the database and search for specific things in it, but also provides a set of algorithms for correcting images based on detailed knowledge of lens properties and calibration data. ![]() ![]() The exposure was taken at 18mm, f/13 for 1/40th of a second at ISO 100 on Sandisk digital film. This database was used as the basement on which Lensfun database grew, thanks to PTLens author which gave his permission for this, while the code was totally rewritten from scratch (and the database was converted to a totally new, XML-based format). easy dust: PTLens from Looks like it does most of what DXO or PS3 can do, for a lot less money. Shot taken with a Canon EOS 40D set on aperture priority (Av) using an EF-S 10-22mm f/3.5-4.5 USM tripod-mounted. In the past there was a effort in this direction (see ), but then author decided to take the commercial route and the database froze at the last public stage. Archived from groups: -systems (Is there a way in Photoshop to adjust for the distortion when using a wide angle lens (e.g. The goal of the Lensfun library is to provide a open source database of photographic lenses and their characteristics. ![]()
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