polarizer

[ poh-luh-rahy-zer ]

/ ˈpoʊ ləˌraɪ zər /

a person or thing that polarizes.

Optics. a device, often a crystal or prism, that polarizes light.

Origin of polarizer

First recorded in 1850–55; polarize + -er¹

Big yellow eyes blinked unemotionally at the glare of the torch, and I cut down its brilliance with a twist of the polarizer lens.

Zen |Jerome Bixby
First, then, we have a prism which receives the light from the electric lamp, and which is called the polarizer.

Six Lectures on Light |John Tyndall
Through this glass the beam from the polarizer now passes, being intercepted by the Nicol in front.

Six Lectures on Light |John Tyndall
Placing the plate in front of the polarizer, I turn one of the Nicols until the two halves of the plate show a common puce colour.

Six Lectures on Light |John Tyndall

I would deny flatly that I had anything to do with the Polarizer, in any case.

By Proxy |Gordon Randall Garrett

polarizer

/ (ˈpəʊləˌraɪzə) /

a person or a device that causes polarization