Equivalent Exposure & the Exposure Triangle

The 3 camera settings that comprise the Exposure Triangle are Shutter Speed, Aperture & ISO.

ISO 200 1/1000 f4.5

On the back monitor of our Nikon D3400 cameras, the aperture setting is displayed by 2nd circle. Apertures are typically numbers f32, f22, f16, f11, f8, f5.6, f4, f2.8, f2, f1.4

The shutter speed settings are shown on the 3rd circle on the back monitor. Expressed as f4.5 of a second, the shortest or highest shutter speed on our cameras are 1/1000 seconds and the longest or slowest shutter speed is _____ seconds.

The third setting _ _ _ controls the camera’s sensitivity to _ _ _ _ _. This setting goes from 100 to 12800 (max) on our cameras.

To set the ISO on our cameras, we hold down the _ _ button an rotate the _ _ _ _ _ _ _ Set the iso to 400. Then set the aperture to f5.6, by holding down the #4 button on the top of the camera and rotating the Command dial.