Category
Cameras & Equipment
From Silver Plates to Celluloid: A Timeline of Early Photographic Film
The path from a one-off silvered plate to a roll of flexible film you could load in daylight took half a century of overlapping inventions — here's the timeline.
Reading ISO, EV, and Exposure in Historical vs Modern Photography
Modern meters are calibrated for ISO 100 or 400; historical processes run at ISO 1 or lower. Here's what that gap actually means for getting an exposure right.