The BSR112 series miniature spectral irradiance meters from B&W Tek Inc. are suitable for lamp/LED characterization and color analysis, solar studies (using input optic options), photostability testing, photobiology and photochemistry. Designed for field, industrial and laboratory applications, the meters are equipped with plug-and-play USB 2.0/1.1 interfaces for use with desk- or laptop computers. Spectral range options include 380 to 750 nm and 350 to 1050 nm. Software is provided for characterization and measurement of many lighting devices and systems. Among the standard software features are timeline recording, data smoothing, color measurement, chromaticity, color temperature and external triggered pulsed light capturing.