When Focusing a Camera with Auto Iris, Focus Will Be

question 38

Multiple Choice

When focusing a camera with auto iris, focus will be more accurate if

• A) Set during lowlight conditions, since the depth of field is shorter with a large iris opening.
• B) Set during bright conditions, since the depth of field is shorter with a small iris opening.
• C) Set during lowlight conditions, since the automatic gain control will increase image contrast.
• D) Set during bright conditions, since image contrast will not be reduced by the automatic gain control.

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Definitions:

Inductive Powers

The capability of inductive components, such as coils, to store energy in a magnetic field when electrical current flows through them.

Hostile Creeks

A faction within the Creek Nation that opposed U.S. expansion and policies, often resulting in armed conflict in the early 19th century.

War of 1812

A military conflict fought between the United States and the United Kingdom from 1812 to 1815, largely over issues of trade restrictions and American expansionism.

Federalists

Supporters of the ratification of the U.S. Constitution and the creation of a strong federal government.