Aperture, shutter speed, and ISO are the three main pillars of photography. Aperture is the size of the opening in the lens, shutter speed is how long the camera shutter is open, and ISO is how sensitive the sensor is to light.
Aperture, shutter speed, and ISO are the three main pillars of photography. Aperture is the size of the opening in the lens, shutter speed is how long the camera shutter is open, and ISO is how sensitive the sensor is to light.
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