The history of #photography began with the discovery of two critical principles: The first is camera obscura image projection, the second is the discovery that some substances are visibly altered by exposure to light [2]. There are no artifacts or descriptions that indicate any attempt to capture images with light sensitive materials prior to the 18tBegan with the discovery of two critical principles: The first is camera obscura image projection, the second is the discovery that some substances

2.3M views · 22K reactions | The history of #photography began with...