There was a download of LXSoftware 11.4 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions of the software 11.4, 11.1 and 11.0.
This software is an intellectual property of Lafayette Instrument Company. The default filenames for the program's installer are Lx2000.exe or LXSoftware.exe etc. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The program is included in Photo & Graphics Tools.
From the developer:
The Lafayette Polygraph Software System utilizes the intuitive graphical Windows interface and features pull down menus, mouse capability to initiate commands and functions, easy to use dialog boxes, and context sensitive help.
You may want to check out more software, such as OB WMP11, Foto-Mosaik or Hyper-Utility2, which might be related to LXSoftware.