I n its most simple form, a light pulse is tran smit ted by a sender unit and the target distance is measured by determining the turn-around time the pulse needs to travel from the sender to the target and back to the receiver.
I n its most simple form, a light pulse is tran smit ted by a sender unit and the target distance is measured by determining the turn-around time the pulse needs to travel from the sender to the target and back to the receiver.