Profile: Cambridge Image Technology Ltd. specializes in microscope instrumentation. We offer optical cathodoluminescence and techniques for optical microscopes, EDX , optical spectrometry, XRF, and digital imaging. Our products include compact CL system, research stage, and analysis system. Our analysis system is semi-portable, and can be taken on a boat. Our compact CL is a suitable unit for the carbonate geologist. Cathodoluminescence consists of emission of light from a solid which is excited by an electron beam.