DSLR Simulation

1. The aperture settings are 2.8, 4, 5.6, 8, 11, 16, 22.
2. The shutter speed settings are 1, 1/60, 1/4000.
3. The ISO settings are 100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600.