Spectra unknown that could have been downloaded from our website for free. You can install this PC program on Windows XP/Vista/7/8/10/11 32-bit. Commonly, this program's installer has the following filenames: CameraTest.exe, Editor.exe, Play.exe, SpcStart.exe and Spectra.exe etc. This software is an intellectual property of Micro Air Corp. The most popular versions of the Spectra are 5.0, 2.0 and 1.1.
From the developer:
SPECTRA -- The program for computation and simulation of the spectral properties of a substance in a wide band of frequencies.
Copyright © by Sidorovich A.M.
You may want to check out more software, such as SpectR-Pro, Spectra Precision Survey Office or Time Mysteries: The Ancient Spectres Collector's Edition, which might be related to Spectra.