HSS Does Not Freeze Motion: Light is the Key, Not Shutter Speed
How do photographers freeze motion? With shutter speed, of course! This is something fundamental that everyone starting out in photography learns to do. If you’re shooting sports, for example, just crank the ISO up, set a high shutter speed, and expect a good frozen-in-time image. However, when using a flash, things are a little different. In fact, shutter speed is by far the worst way to freeze motion. Here’s why.