Original: In order for the scoring apparatus to register a hit , it must arrive with a force of at least 7.35 newtons ( 750 grams-force ) ( a higher threshold than the foil 's 4.9 newtons ) , and the push-button must remain fully depressed for 1 millisecond .
Simplified: To score a hit , the push-button on the end of the weapon must remain fully down for 2-10 milliseconds , and must arrive ( hit ) with a force of at least 7.35 newtons .