depth of focus

noun

1. the amount by which the distance between the camera lens and the film can be altered without the resulting image appearing blurred Compare depth of field

Example Sentences

Whether it’s enemy forces or some random buffalo, the movie’s shallow depth of focus ensures that we only see our troops.

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Although better sectioning is possible by using a higher illumination numerical aperture, this creates a shorter depth of focus that reduces the system's usable field of view.

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In a study in the Journal of Cataracts & Refractive Surgery, researchers from the University of Rochester created computational eye models that included the corneas of post-LASIK surgery patients and studied how standard intraocular lenses and lenses designed to increase depth of focus performed in operated eyes.

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“Rather than working super long hours, they maximized the amount of depth of focus time they had per day,” he said, “and really protected that and organized their day so they could put in about 4 or 4½ hours of really intensive deep work.”

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Camera software has the ability to create an artificial depth of focus by blurring the background, also known as the Bokeh effect.

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