Flex 3
Fig. 4: Flex hunting for fish in dull water. — Nikon D200, Nikkor AF-S DX 12-24mm, Immensee Baumgärtli, Lake Zug, 21 June 2009 Nikon D200; Δt=1/250 s; f=13 mm; f/7.1; ISO 400; 21 June 2009 10:58:55