Here's a link to my latest Northern Lights clips. These are done with a 5D Mk2 shooting at 1 frame every 5 seconds at 1600 ISO or 1 frame every 2 seconds at 3200 ISO using the Canon 24mm f1.4 lens.

The Northern Lights with the Canon 5D Mk2 - Genus Video Masters Series - YouTube (http://youtu.be/Q9u-6TxbbYY)