Follow this newly discovered method of simulating a polarizing filter with Adobe Photoshop that's faster, easier, and more effective. Considered the most useful filter in Photography, a polarizing filter makes almost any image look better by absorbing glare to reduce or eliminate reflections and darken skies.
Download and save the following JPG file to your computer then open it inside Adobe Photoshop.
vancouver.jpg 204.46 Kb (Right mouse click> Save As)
Once you have the photo opened inside Adobe Photoshop, look inside the Channels pallet (Window> Channels). Inside the Channels pallet, click on the each of the channels and notice the differences between the channels.

So the red channel's characteristics are similar to those characteristics of a polarizing filter (reduced reflections and darker blue skies & green vegetation), but how do we apply those characteristics to the image? In the next page, we'll teach you a fast and effective way of simulating a polarizing filter.