Specifications include, but are not limited to: •Have a high spectral resolution; low power consumption; and have high accuracy and precision; •Must be lightweight, portable, and convenient to deploy in field and lab, minimum weight of 5.44 kg; •Must have a combination of VNIR and SWIR detectors with scanning gratings for a full range of 300-2500 nm spectral range; •Must have low power for essential cooling in the thermally sensitive SWIR region, and ensure the best signal-to-noise ratio throughout the SWIR region; •Have a minimum Spectral range of at least 350-2500 nm; •Have a minimum Spectral resolution of at least 3 nm @ 700 nm; 10 nm @ 1400/2100 nm; •Have a minimum Spectral sampling bandwidth of at least 1.4 nm @ 350-1000 nm; 1.1 nm @ 1001-2500 nm.