When people test cameras and lenses for resolution, they commonly use special resolution test charts that are filled with black bars of varying lengths and thicknesses. They’re kind of like eye charts, except for cameras instead of eyeballs, and with lines instead of letters.

Well, did you know that in dozens of locations around the United States, there are gigantic resolution test charts on the ground?
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What’s it like to shoot on the front lines of battle as a military photojournalist? This 15-minute documentary by filmmaker Hannah Hill will tell you. Here’s the video’s description:

This is a documentary about Staff Sgt. Ryan Crane, a United States Air Force photojournalist, who has deployed to Afghanistan twice. He shares his experiences as a photojournalist in a combat environment as well as the mental and physical toll it takes on him.

Crane is based out of O’Fallon, Illinois, and has served as a combat cameraman for a Special Forces, photographing the war with a DSLR and an M4.
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