| 摘要 |
PROBLEM TO BE SOLVED: To obtain an image with high resolution in the case of recognizing the contour of an object.SOLUTION: In an imaging system for object detection having a predetermined capture region capable of detecting an object passing and moving through the capture region; at least two illumination units each illuminating the capture region with one light beam; and at least two light reception units for receiving light reflected on the surface of the object, one illumination unit is allocated to one light reception unit, and each illumination unit is configured to transmit a light beam having predetermined wavelength, and each light reception unit is configured to receive reflected light having predetermined wavelength allocated to itself, and one light reception unit is configured to receive light having wavelength different from the other light reception unit.SELECTED DRAWING: Figure 1 |
