| 摘要 |
The present invention relates to an LED light source for a machine vision system. The light source includes a plurality of LEDs each arranged in a base plate in predetermined manner during manufacturing. Each LED is then securely mounted to the base plate with an ultravioletly curable adhesive to remain pointed in the predetermined manner. The light source also includes an optically efficient non-lambertain diffuser which receives light from each of the LEDs and breaks the light up to provide a uniform light field to illuminate an object under inspection.
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