High speed video of dslr shutter.

[Rocco]

When we think about a shutter, we think of the old school shutters.. a lot of people don't realise what it looks like in modern cameras.. and I think that's a big reason why people get confused when learning about rear curtain sync.

Here's an excellent video that shows the full process.

http://www.youtube.com/watch?v=6x_YXj0vWVM