Flash sync

[dropman]

Can anybody explain what does "flash sync" mean? I've seen it in many dslr specifications, and i wonder what is better - 1/500 or 1/250 and why...

[LoveOfSelene]

Can anybody explain what does "flash sync" mean? I've seen it in many dslr specifications, and i wonder what is better - 1/500 or 1/250 and why...

http://www.kenrockwell.com/tech/syncspeed.htm

that might help

[dropman]

Thank you very much :D