polarizing filter

noun

, Photography.

1. a camera lens filter used to control the plane of polarization of light entering the lens.

Example Sentences

Just like we can filter out some types of sunlight with the polarized coating on our sunglasses, the magnetic field around Sag A* becomes a polarizing filter for all that raw plasma light.

From Salon

By rotating a polarizing filter, the researchers could mix colors or isolate a single color.

From Science Magazine

It laminated the touch sensor directly onto the screen and added a polarizing filter, helping to reduce glare and ensuring that the screen looks good at any angle.

From Time

If John and I were to exploit entanglement for real, we’d create a pair of entangled photons, he’d take one and I the other, and each of us would send his photon through a polarizing filter and see whether it emerges on the other side.

From Scientific American