Camera Basics - Aperture

Front

What is aperture?

Back

The part of the camera that controls the amount of light entering the camera.

Front

What is the function of the diaphragm in the lens?

Back

To block all light except the light that goes through the aperture

Front

How is aperture expressed in photography?

Back

In f-numbers

Front

What does a larger aperture (smaller f-stop) mean?

Back

More light enters the camera

Front

What is the depth of field?

Back

The area of the image that appears sharp

Front

What is the maximum aperture of a lens?

Back

The largest aperture the lens can achieve

Front

What is the advantage of a fast lens?

Back

It can pass more light into the camera

Front

What is the disadvantage of using the minimum aperture of a lens?

Back

The image loses clarity due to diffraction.

Front

What is the difference between prime lenses and zoom lenses?

Back

Prime lenses have a fixed focal length, while zoom lenses allow you to zoom in or out.

Front

Why are fast lenses important for nighttime photography?

Back

They can pass more light into the camera.