The Camera - Aperture & Iris
- The Camera - "Aperture & Iris" What is aperture? It is essentially the "pupil" of a camera lens, in which the lens "open" and can be shrunk or enlarged in order to allow more or less light into the camera sensor. How does it affect exposure? It changes the amount of light that is able to reach the camera sensor. Large, wide openings of the aperture will result in brighter photos because more light is passed. A smaller, tight opening of the aperture will result in darker photos because less light is passed. How does it affect depth of field? A large aperture will yield greater background blur, whilst a small aperture will yield little background blur. How do you pick the right aperture for your scene? When capturing photos in bright/dark environments, a smaller/larger aperture may want to be used since aperture affects expos...
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