Proximity sensor

HOW IT IS BUILT The methods behind it WHAT IT CAN DO Its core abilities WHERE IT IS USED — · — — · — PS learns · reasons · acts
How it's built
What it can do
Where it's used

A proximity sensor is a device that detects the presence or absence of nearby objects without physical contact, measuring distance to determine if something is close enough to trigger a response. Think of it as a non-touching way to sense "how close is that?" Rather than requiring something to press a button or flip…

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