But some of the more philosophical early photographers realized that rather than capturing images, what the photographic process really captures is light. (ideelart.com)
It was a lot more difficult for early photographers to manipulate light outside of their studio, so most on - sight family photos were taken outside. (theletteredcottage.net)
Searching for subjects often drew the eyes of early photographers skyward, and astrophotography has remained a popular pastime ever since. (science.howstuffworks.com)