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

230K views · 13K reactions | The history of #photography Began with...