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:

Decoding

The process of translating units of print into units of sound.

Syllables

Units of organization for sequences of speech sounds, typically consisting of a vowel sound with or without surrounding consonants.

Phonemes

The smallest units of sound in a language that can distinguish one word from another.

Decoding

The ability to interpret or translate a sequence of symbols (such as letters and words) into meaningful information.