photopolarimeter

[ foh-toh-poh-luh-rim-i-ter ]

noun

, Optics.

1. a polarimeter that uses a photocell.

Word History and Origins

Origin of photopolarimeter¹

photo(electric) + polarimeter

Example Sentences

We successfully negotiate the treacherous radiation belts of Jupiter with only one instrument, the photopolarimeter, damaged.

From Literature

Only one instrument, the photopolarimeter, had failed.

From Time Magazine Archive

Still another experiment involves Voyager 2's photopolarimeter, a light-measuring device that failed on the first flight..

From Time Magazine Archive

The difference is that Pioneer is equipped with a relatively crude camera-like instrument called an imaging photopolarimeter; the Voyagers have far more sophisticated TV-camera systems.

From Time Magazine Archive

In the asteroid belt, Pioneer will use more sophisticated sensors: an array of four small telescopes that have been aligned to measure the brightness, speed and direction of passing particles, and a sensitive light-measuring photopolarimeter that should glean even more detailed information from the reflected light of nearby asteroids.

From Time Magazine Archive