What do I represent in photography?

I stands for the first generation of products in photography. L indicates that the lens is a professional lens of Canon, a red circle on the lens indicates that the lens has anti-shake function, USM indicates that the lens has ultrasonic motor III, indicating that the lens is a first-generation product I, a second-generation product II, and so on. The word photography comes from Greek light and painting, or the two words together mean painting with light.

A brief history of photography

150 for more than 50 years, the birth of photography was accompanied by the development of European capitalism. It has gone through a process from simple to complex, from low speed to high speed, from manual to automation. But it is always inseparable from the traditional mode of camera and film, which has been passed down from generation to generation until today. 100 years, people have been trying to find a new photosensitive material and a more convenient and practical photography method to replace the complex and outdated traditional photography method.

Since the end of the 20th century, with the rapid popularization of computers in various fields, the digital age has arrived, which has brought new impacts to people's work and life. Digital cameras came into being, opening up a rich world of digital images. The birth of digital camera fundamentally changed the traditional photography technology and photography system. It not only affects and changes the business philosophy, management mode and service quality of the photography industry, but also promotes the renewal of every photographer's creative concept and method.