Reflective sensor using asymmetric dimple structure with longer sensing lenge

• Main Authors: PARK SANG BOK, KIM DONG KYUNG
• Format: Patent
• Language: English; Korean
• Published: 10.03.2021
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; SEMICONDUCTOR DEVICES

The present invention relates to a near-reflection type optical sensor having an improved operating distance. The optical sensor is used as a method to detect an object according to the presence or absence of reflected light like a general optical sensor, and the optical sensor can be used by changi...