It’s easy to set exposure by eye. We’ve all done it. The problem is that the electronic viewfinder or LCD screen on your camera does not show a 100% accurate representation of what the sensor is ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Learning to read a histogram will help remove some of the guesswork when dialing in your exposure ...

Scientists commonly form histograms of counted events from their data, and extract parameters by fitting to a known model. Anytime a scientist counts photons, molecules, cells or data for individuals ...