Bicycle Gear Shift My bicycle’s rear gear shift. Shot in extremely lowlight conditions while playing with Aperture mode of the camera. Aperture setting at 5.6 and ISO setting at 6400. From Photography-RajuAlluri-2012 By Raju Alluri Blogging on my personal site since 2006, I try to cover both personal and work related events and thoughts in this blog. You can reach me on Instagram, Facebook or Twitter. View all of Raju Alluri's posts.