Free lens aperture diaphragm illuminating method and illuminating system
The invention relates to a free lens aperture diaphragm illuminating method and an illuminating system. The method comprises the following steps of (1) arranging an LED (Light-emitting Diode) array light source, wherein the LED array light source is formed by combining a plurality of LED light sourc...
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Format: | Patent |
Sprache: | chi ; eng |
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