Q–How can I use a polarizing filter to deepen the blue of the sky in my photographs? A–To get the maxinmum effect in this use, it is necessary to have a certain relationship between the ...

So there you have it: the wonders of a circular polarizing filter. Basically, anytime there’s glass or water involved in your picture, a polarizing filter might help.

In his latest educational video, photographer Steve Perry explains why and how to use a polarizer filter.

Cokin is the only way to go for graduated filters, I think. The circular ones that you can spin around, but not adjust otherwise are comparatively useless.<BR><BR>For stuff like a CPL, though, you ...

The iPhone camera is one of the most popular cameras on the planet, so it only makes sense that a whole world of accessories also exist to augment it. The latest in a line of add-on lenses comes from ...

Sony has shown off a new prototype sensor that features an on-chip polarization filter capable of selectively reducing glare and reflections in images.

Still thinking of ways to improve your iPhone 4/4S snapshots? You might want to give this circular polarizing filter lens (CPL) made especially for the said devices a try.