What is Flash High-Speed Sync and Why Do You Need it?

24 Nov

Using flash is already complicated enough, but adding in a fast shutter speed makes it even harder. In these two videos, you will learn about your camera’s flash sync speed and why it’s limited. Then you’ll see what you can do to solve it and use faster shutter speeds using something called high-speed sync.

Flash sync speed and high-speed sync explained

In this first video, Matt Granger explains the mechanics of what is going on inside your camera and why it has a maximum flash sync speed. With the use of some great slow-mo clips, you will see inside the camera to learn exactly what happens when you press the button.

High-speed sync in action on location

In this next video, J.P. Morgan from The Slanted Lens will walk you through exactly what high-speed sync is and why it’s needed. You’ll learn how your camera shutter works and why your camera sync-speed won’t let you use fast shutter speeds with flash without high-speed sync (often referred to as, HSS).

He is using the some of following gear:

  • Dynalite Baja B4 battery powered strobe
  • SpiderPro camera holster
  • A medium-sized softbox 
  • Tamron’s 15-30mm lens

Conclusion and more learning

If you need more help using your flash check out these dPS articles:

  • How to Understand the Difference Between TTL Versus Manual Flash Modes
  • 4 Beginner Tips for Creating Dramatic Portraits with One Flash
  • Why Off-Camera Flash Isn’t as Scary as You Think
  • Flash Shopping Guide – Things to Consider When Buying a Speedlight
  • How to Use Your On-Camera Speedlight to do Bounce Flash Effectively
  • 9 Steps to Get Over Your Fear of Off-Camera Flash

The post What is Flash High-Speed Sync and Why Do You Need it? by Darlene Hildebrandt appeared first on Digital Photography School.

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