colorimeter colorimetry cie tristimulus spectroscopy color imaging spectrometry spectrometer photometry photonics image intensifier microchannel plate mcp pulse height distribution blob sum histogram low-light level radiometer radiometric radiometry spectral image analysis data fusion multispectral multi-spectral hyperspectral hyper-spectral ultraspectral ultra-spectral ultraviolet uv infrared ir visible night vision nv ftir fourier transform

pender technology develops hardware and software for visible, ultraviolet (uv), night vision (nv), infrared (ir), and cie standard colorimetry measurement systems.