- EYE BLINK indication by LED
- Instant output digital signal for directly Connecting to Microcontroller
- Compact Size, Working Voltage +5V DC, TTL output 5V or 0V
- Great Quality, Easy to Use.
Eyeblink Sensor with Goggles ( ROUND SENSOR )
The eye–blink sensor works by illuminating the eye and eyelid area with infrared light, then monitoring the changes in the reflected light using a phototransistor and differentiator circuit. The exact functionality depends greatly on the positioning and aiming of the emitter and detector with respect to the eye.
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