Product: 3B Scientific NETlog Infrared Photo Gate, 75mm Barrier Spacing, 0.1 ms Time Resolution
Brand: 3B Scientific
Infrared photo gate for triggering the 3B netlog unit or a digital counter
The gate includes an operational indicator light, stand rod with screw thread, M6 bolt for attachment to a roller track and connector lead with 8 pin mini DIN plugs
For time measurements in experiments on free fall, motion on a track or pendulum oscillations and for counting pulses
It can be operated in internal mode using the built-in infra-red light source or in external mode with the aid of a laser pointer, which needs to be obtained separately
It acts as a wide-range light barrier

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