polarizer

(redirected from Polariser (photography))
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po·lar·ize

 (pō′lə-rīz′)
v. po·lar·ized, po·lar·iz·ing, po·lar·iz·es
v.tr.
1.
a. To induce polarization in or impart polarity to.
b. To design so as to permit light only of a certain polarization: Are these sunglasses polarized?
2. To cause to divide into two conflicting or opposing groups: The issue of slavery polarized the nation.
v.intr.
1. To acquire polarity.
2. To cause polarization of light or permit light of a certain polarization.
3. To become divided into two conflicting or opposing groups: The town is polarizing into opposing factions over the issue.

po′lar·iz′a·ble adj.
po′lar·iz′er n.

polarizer

(ˈpəʊləˌraɪzə) or

polariser

n
a person or a device that causes polarization