PSFLab

PSFLab 3.6 About This version implements the master equation from Brenden P. Chasteen and Jörg C. Woehl 2026 J. Opt. 28 075608, applied to the typical case where the lens is corrected to focus onto thecoverslip-sample interface (d2* = 0). PSFLab was developed by Jörg C. Woehl, building in part on code originallywritten by Michael J. Nasse. All subsequent modifications, extensions, andmaintenance are the responsibility of Jörg C. Woehl. Updates Newer versions of PSFLab may be available at https://psflab.app. PSFLabwill automatically check for updates. Installation Download the installer zip file for your operating system. Some browsers extract zip files automatically. If your downloads folder still shows a zip file (not a folder), extract it manually:- macOS: Double-click the zip file.- Windows: Right-click the zip file and select "Extract All...".- Linux: Right-click the zip file and select "Extract" or "Extract Here" (the exact wording depends on your file manager). See installation.txt in the extracted folder for full installation instructions.