The symbol and significance of the birth of photography?

The symbol of the birth of photography:

How to freeze the beautiful scenery seen by the eyes is a dream of mankind for thousands of years. This dream was realized by French Nepps and Daguerre. 1839 years ago in August 19, the French government officially announced the birth of photography at the French Academy.

Second, the significance of the birth of photography to modern society, which realized the "objective" record of nature for the first time.

1839 On July 3rd, physicist arago made a statement in the House of Representatives as the spokesman of Daguerre's invention, in which a completely different tone appeared. The beauty of this report lies in its incredible consideration of all aspects of human behavior. The picture outlined in this report is so extensive that it is irrefutably irrelevant that photography is more difficult to be recognized than painting, and it fully makes people realize the true and far-reaching significance of inventing photography.

Arago said: "If the inventors of a new device use this device to observe nature, their expectations will always be insignificant compared with a series of subsequent discoveries, and that device is the root of a series of subsequent discoveries."