Equivalent Exposure & the Exposure Triangle

ISO:100, Aperature5.6, shutter speed: 1/1000

ISO:400, Aperature 5.6 , Shutterspeed:1/4000

The 3 camera settings that comprise the Exposure Triangle are ISO, Aperature & Shutterspeed

On the back monitor of our Nikon D3400 cameras, the aperture setting is displayed by second circle Apertures (from smallest openings to largest openings) are typically numbers f16, f11, f8, f5.6, f4, f2.8, f2

The shutter speed settings are shown on the 1st circle (1st, 2nd or 3rd from the left) on the back monitor. Expressed as f5.6 of a second, the shortest or highest shutter speed on our cameras are 1 seconds and the longest or slowest shutter speed is 1/4000 seconds.

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

To set the ISO on our cameras, we hold down the Fn button an rotate the comannd dial. 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.