4. Application Examples# 4.1. The Solar Spectrum 4.2. Colorimetry of Light Sources & Color Charts 4.2.1. Colorimetric Analysis of the Spectrum of the Sun 4.2.2. Reflective Colorimetric Analysis 4.3. Radiometric Analyis of Light Sources 4.3.1. Results - Color Quality 4.3.2. Color Temperature & Planckian Loci 4.4. Plastic Identification 4.4.1. Mid-Infrared Spectroscopy 4.4.2. Near-Infrared Spectroscopy 4.5. Remote Control 4.6. Characterization of an LED-based Solar Simulator 4.6.1. Materials & Methods 4.6.2. Results 4.6.2.1. Preset Spectra 4.6.2.2. Spectra of Individual LED Channels 4.6.2.3. Simulating Solar Spectra 4.6.2.4. Simulating Stellar Spectra 4.6.2.5. Spectral Dashboard 4.6.2.6. Closed-loop Spectral Simulations