SpectrILight III 3.3 was available to download from 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 tool 3.3, 3.2 and 3.1. The software is included in Education Tools.
The actual developer of the program is International Light Technologies. Commonly, this program's installer has the following filename: SpectrILight.exe. We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software.
From the developer:
SpectrILight Tools is a powerful Excel® app that accepts 1 nm resolution input files and calculates all standard spectral parameters such as lux, scotopic intensity, UVA,B,C,VIS, PAR including Einsteins, Chromaticity, Dominant and Complementary wavelength, Color Purity, CCT, CRI, Solar Simulator and more. User-selectable bands can be defined interactively, and user-defined weighting functions can also be installed.
You may want to check out more software, such as WIAT-III Scoring Assistant, AlphaPlugins Engraver III for Windows or EM Track-III, which might be similar to SpectrILight III.
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