Patent ID: 7796183
Filing Date: 2010-09-14
Classification: G02B,G03B,H04N

Abstract:
1. A focus state display comprising: focus state judging means for judging a focus state of an image captured from imaging means; and focus state display means for displaying information that indicates the focus state according to the focus state obtained by the focus state judging means on display means, wherein the focus state judging means determines a focus state value and compares the focus state value to a first focus state threshold and a second focus state threshold, the focus state judged to be in focus if the focus state value is greater than or equal to the first focus state threshold, the focus state judged to require adjustment to become in focus if the focus state value is between the first and second thresholds, and the focus state judged to be incompetent to indicate focus if the focus state value is below the second focus state threshold.