Sentences with phrase «active illumination source»
An active illumination source is independent of environmental changes, including changes in temperature or light, and provides enhanced contrast and higher sensitivities.»
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Active conditions of visual profiles also include events In a source of illumination and in the media between illumination, attended event, and eye.
The fact that the new methane gas imaging system uses active illumination — meaning it provides its own light source — comes with several advantages compared to the passive illumination systems used in currently available gas detectors, including systems that detect gas using temperature differences.