ElectronicsForYou: In today's world, you will take longer to think of an application than finding an accessory for the same. Think of a function and rest assured, you will be spoilt for choice regarding the devices to be used. A camera follows this trend without fail. Need night-vision, there's a camera for that; want to release your inner James Bond, one for that too; curious about how a rat looks to a snake, you're in luck again. In this article we look at how the camera has come a long way since being used exclusively to capture duck faces and pictures of bathroom mirrors!