How to use "laser" in a sentence

Simultaneously the laser printer began to churn out the same data.

The laser whispered through twenty names, forty, sixty, seventy, without producing the lines about Danny that had been on the first printout

Elliot shook the machine harder than he had done the last time, then harder still, but it continued to repeat the two-word message in the voice of the country singer, as if an invisible hand were holding the pick-up stylus or laser-disc reader firmly in place.