PTLens corrects lens pincushion/barrel distortion, vignetting, chromatic aberration, and perspective issues. If you shoot with a wide angle lens, or a low grade lens that suffers from some basic image quality issues this is a must have application. with Adobe Photoshop Lightroom Setting up Lightroom and finder Summary 6.
Link to this Post User profile for user: William Lloyd William Lloyd User level: Level 7 (21,310 points) macOS Speciality level out of ten: 0. Recommended plugins PTLens Silver Efex Pro A quick tour of Silver Efex Pro. The fact that you need to export your picture in TIFF format first before you can do anything with it is really annoying. For some compact cameras that shoot raw and for some Micro Four-Thirds camera-and-lens combinations, both Lightroom and ACR have been providing behind-the-scenes corrections of lens distortion. PTLens A great tool to fix lens distortions on export from Lightroom. I tried the PTLens plug-in, and I must say that I dont like it. Distortion correction has been around for a while in Lightroom. The results will be the same with any of them, but the ease of use and functionality are different as is the scope of the look up tables. The final version of Lightroom 3 (and ACR 6.1) will allow us access to lens-correction features that have long been lurking. PTlens 9 can be used as a software or as an external editor plugin for Lightroom or a plugin for Photoshop.
With built in lookup tables for cameras and lenses. 2 Windows Photo Restoration Tool for free from here. PTLens and the others are a subset of that. They are all based on the same maths as devised by helmut Dersch For his Panorama Tools.
( no clicks) Perspective distortion caused by viewpoint can correct for Vertical and horizontal convergence, but like DXO is a manual operation.Ī panora making programme like PTGui or PTAssembler can also give a choice of projections to an image, But they are rather more advanced and less easy to use on single images to correct or change distortions. Ptlens does not include this facility but only automatically corrects for distortions produced by the lens. original uncorrected fisheye image: same shot, with correction in Lightroom: 4. Which can be strange when people are shot against buildings. A fisheye can be de-fished partially or completely (with Lightroom, PTLens, ImageAlign or other sofware) to provide a rectilinear view that is wider than many rectilinear lenses, even ultrawides. The viewpoint correction for very wide lenses does so by plotting to a different Projection (ie distorting the image) which alters the way straight lines are drawn so in most cases introduces curves in their place. You need to check that Dxo have modules for your particular camera and lens as they have rather fewer modules.
PTLens and DXO view point do rather different things