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Aperture & Depth Of Field
- 1. Aperture & Depth of Field Digital Photography Apollo Technology Education
- 2. Aperture: Controls the amount of light entering the camera through the lens. Every lens has an aperture.
- 4. Depth of Field: (DOF) the portion of a photograph that appears acceptably sharp or in focus. Two Major Variables: Aperture Focal Length
- 6. Example: deep or broad Depth of Field
- 7. Example: a narrow Depth of Field
- 10. Wide angle lens Focal length: 15 mm
Editor's Notes
- Review light, lens, and zoom concepts – the aperture is part of the lens.”F-stops” the numbers associated with each size is an inverse relationship, which can be confusing.
- demonstrate shining light through an actual lens.
- Also known as deep focus Landscape, architectural, large group portrait photography usually have a large depth of field. Small aperture openingThis picture was taken with a shorter lens with a very small aperture (F-22)opening and also used a tripod.
- Also known as shallow focusMacro or close-up photographyLarge apertureCan also be accomplished by increasing focal length. This picture was taken with a medium range lens with a very large aperture (F-1.8)