| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical sensor which achieves high level water resistance and dust resistance and the downsizing and includes a metal housing.SOLUTION: A lens cover 120 and a circuit board 119 are enclosed by a hot melt adhesive HM filled in a metal housing 102, and the lens cover 120 and the circuit board 119 are integrated with the metal housing 102 by the hot melt adhesive HM. A block slit member 122 is positioned by the lens cover 120 in the lens cover 120, and light passing paths 122a, 122b for light projection and/or light reception are formed in the slit member 122. |
