Reading the Histogram: Getting Exposure Right for Your 3D Scans

Choosing the right exposure/shutter speed is important for successful 3D scans with photogrammetry. The histogram is a simple tool that helps you find the right settings for your scan object and environment. In short: what you are aiming for is an image that is not over- or underexposed, which can be easily seen in the histogram. Increase the shutter speed until the graph is barely reaching th...