Since the cave-man period, a man wanted to record himself and his surroundings. This is evident if you look at the early cave paintings. In his desire to capture images, his journey of experiments began. They say that necessity is the mother of invention; well they couldn’t have been surer. The idea of a pin-hole camera first evolved in the 5th and 4th-century BC. However, it was not until the 11th century that an instrument called “Camera Obscura” was invented. This camera obscura was basically a huge dark box/room with a pinhole on one side. Via the pinhole, the images of the lighted area were created on a paper in…