DISTANCE MEASURING DEVICE AND MEASURING METHOD BY USING DIFFRACTIVE OPTICAL ELEMENTS, AND POTABLE DEVICE ABLE TO MEASURE DISTANCE
The present invention relates to a distance measuring device and a distance measuring method using a diffraction optical element, and a portable device including a distance measuring device. The distance measuring device includes: a light source; a diffraction optical element having a fixed diffract...
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Main Authors | , , |
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Format | Patent |
Language | English Korean |
Published |
24.03.2016
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Subjects | |
Online Access | Get full text |
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