โดย: เจ้าของร้าน เมื่อ:5 ปีที่ผ่านมา
Optical Position Sensors Optical sensors convert light signals into electric signals. They are non-contact based sensors. It is similar to a photo resistor and measures the physical quantity and translates into a form that is readable by any appropriate instrument. Optical sensors can measure the following physical measurands: t…