Voting has started in's 'Polarizing Sunlight' photo contest. The above photo, entitled 'Mid Day Marvel', is a great example of the vibrant colour tones that can be achieved through the use of a polarizing filter--and it also occupies a top ten position in this photographic competition. But there is still time to enter this contest and win the solar backpack! Submit your entry before Feb. 25 and you could be the big winner announced on March 1, 2012!