What is Camera Obscura?
A Camera Obscura is a darkened box with aconvex lens or aperture for projecting the image of an external object on to a screen inside, It produces the image to become upside down. This is a forerunner of the modern cameras we use today!
What does the Camera Obscura do?The Camera Obscura is an ancient optical device. In its most basic form it is, quite simply, a dark room with a small hole in one wall. On the wall opposite the hole, an image is formed of whatever is outside. This image is upside-down and back to front like shown in this image. ---------------->