Weir, Gunpowder Works, Camilty, West Lothian

This weir is part of the old Camilty gunpowder mills. The photo was taken during May 2012.
The technical information is as follows.
Camera - Canon EOS 5D Mk II
Shutter speed - 0.4s
Aperture - f16.0
Lens - Canon EF 24 - 105mm f4.0 L IS USM
Focal Length 50mm
ISO 100
Filters - Hama Polariser, Lee 0.9 ND