All pictures are taken as follow:
- EOS 40D + 24-105 L IS USM @ 105mm | ISO 100 | f/6.3 | 1/125s | mode M
white balance on "flash", jpeg directly out of the camera
auto fash expo (E-TTL)
subject at about 50cm from background and 1.5m from camera
built-in lash
flash cobra direct : sigma 530 DG super
flash cobra on ceiling
flash cobra + sto-fen omnibounce
flash cobra + Flash Bounce Reflector
as a reference: no flash | ISO 100 | f/6.3 | 1 sec | Av