For more information and Promote Control Presets visit my blog joelschat.com/2013/04/16/bulb-ramping/

Special thanks to Promote System's goo.gl/8aIWL, Paul Schellenberg goo.gl/xbVH4 and the Vancouver Lookout goo.gl/fd0ms

Equipment used:
Canon 5d mark ii x2
Canon 16-35 f/2.8
Canon 24-105 f/4
Canon 50 f/1.2
Canon 70-200 f/4
Promote Controller goo.gl/8aIWL

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