Photography

Photography I

Technique of obtaining images by the chemical action of light on a surface with certain characteristics.

The photography was born in the year 1725. It was based on the blackening of silver salts by means of light. But it was no until 1823 when Nicephores Niepce made the first know photograh.

What is a camera?

It is a technological device whose main purpose or function is to take still images of situations, people, landscapes or events to maintain visual memories of them.

Camera dark
Based on the principe of the camera dark. 
An image captured by a small hole is projected. 
Or a lens or set of them. on a surface; to capture and store this image. traditional cameras use a support covered by a chemial compound sensitive to light