Sentence examples for light chopper from inspiring English sources

The light beam was chopped mechanically by a light chopper.

A hard disk mechanism was used as an electromechanical light chopper controlled by software developed in LabVIEW with an accuracy of ±0.01 Hz in frequency to realize specific heat measurements.

(2) Mechanical light chopper.

The automated setup for such measurements consists of illuminator, a mechanical light chopper, a monochromator with Glan prism at the exit, and rotary table for samples.

The surface photovoltage (SPV) spectrum were obtained from a measurement system containing the source of monochromatic light, a lock-in amplifier (SR830-DSP) with a light chopper (SR540).

Alternating excitation wavelengths of 340 and 380 nm light were delivered from a dual monochromator (5 nm bandwidth) using a light chopper (Cairn Research Ltd., Faversham, UK).

So last March, they loaded their gear into a light bush chopper and made the two-hour flight to Queensland's Cape Melville.

With a gentle wave of his hand, he beckoned Flores toward him, embracing her under the bright, blinding light of the chopper overhead.

"I noticed a few small clouds that seemed to be glowing slightly, then the whole sky above the chopper lit up followed by a series of flashes," Stewart told the BBC.

One of his companions lit a fire to create a landing zone for a chopper, but lit it in the wrong place, and the wind-whipped flames swept toward the party and their fast-dying charge.

To measure the response time of the nanoribbon photodetector to light irradiation, a mechanical chopper (frequency ranging from 1 to 500 Hz) was used to turn on and off the light irradiation.