Questions tagged [high-speed-sync]

A mode which allows flash to be used with a shutter speed faster than the maximum sync speed.

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11
votes
4answers
2k views

Is there no crossover point where shutter speed overtakes flash duration?

My understanding of flash sync is that: Up to a certain speed – apparently 1/250-1/500 for focal-plane shutters – the shutter curtains have a moment during which they are fully open. The ...
3
votes
1answer
827 views

Why is my Metz 58 AF-2 using long shutter values when my Canon 60D is in Av mode?

About one year ago I bought a Metz 58 AF-2 for my Canon 60D. Because of a lack of free time to experiment with automatic functions, I have used it only in manual mode with other manual flashes, ...
1
vote
2answers
3k views

Can I get HSS with off-camera Canon 430EX II speedlites, radio triggers, and a Sony A7?

I've been tirelessly searching the Internet for information on how to use my two Canon 430exii's in conjunction with my Sony A7 in HSS mode. I think I already know the answer (can't do that!), but ...
2
votes
3answers
3k views

Why don't we have Manual flashes with High Speed Sync?

What's the technical challenge here? Is it more of a marketing decision to encourage you to pay more for TTL based models (let's disregard other advantages of TTL for the moment). If we can have flash ...
2
votes
2answers
300 views

How does high speed sync mode work?

Some flash units have a high speed sync mode, that allow a camera to take a photograph with the flash while using a shutter speed that exceeds the X-sync speed. The photo won't appear with improper ...
2
votes
2answers
11k views

Can I do high-speed sync with a Nikon D5500 and SB800?

I have a Nikon D5500 and Nikon SB800 speedlight. From previous answers it appears that it is not possible to do high-speed sync flash photography. Can I overcome the camera limitations?
3
votes
4answers
241 views

Which flash modes use the least power?

Cameras have a variety of flash modes (e.g. Fill-in Flash, Slow Shutter Flash, High-Speed Sync, Rear Curtain Sync, Slow Sync Flash, etc..) So, which are the flash modes that use the least power ...
3
votes
4answers
4k views

Disadvantages of always setting flash sync to 1/320s (Auto FP)?

Is there any disadvantage using the highest possible flash sync speed all the time? That is, leaving the flash sync setting at 1/320s (AutoFP) even when using a slower shutter speed? Here are my ...
3
votes
1answer
497 views

What is Hi-Sync flash and how does it differ from HSS?

I'm familiar with high-speed sync (HSS) flash, where a speedlight strobes repeatedly to simulate continuous light to overcome sync speed issues. But recently, I heard someone refer to "Hi-Sync" as a ...