CAMERA WITH AUTO FOCUS CAPABILITY
First Claim
Patent Images
1. A camera system comprising:
- a camera having a lens, the camera having an auto focus mode and an non-auto focus mode for the lens;
a range sensor that is adapted to determine a range between a subject and the camera; and
a focus actuator adapted to effect a focus setting of the lens when the camera is in the non-auto focus mode.
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Abstract
A method and apparatus for automatically focusing a camera that may rely upon ambient light for auto focusing and flash illumination for image capture. A correction factor may be determined that is based at least in part on a range between the camera and a desired subject. The camera focus may be adjusted in accordance with the correction factor prior to capturing a capture image using flash illumination.
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Citations
20 Claims
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1. A camera system comprising:
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a camera having a lens, the camera having an auto focus mode and an non-auto focus mode for the lens;
a range sensor that is adapted to determine a range between a subject and the camera; and
a focus actuator adapted to effect a focus setting of the lens when the camera is in the non-auto focus mode. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method of capturing an image of a subject, the method comprising steps of:
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aiming a camera at the subject;
focusing the camera on the subject using ambient light;
determining a range to the subject;
adjusting the focus of the camera based at least in part on the range to the subject; and
capturing an image of the subject. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14)
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15. A method of focusing a camera having ambient and flash illumination capability, the method comprising the steps of:
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aiming the camera at a subject;
focusing the camera on the subject using ambient light;
determining a subject range between the camera and the subject;
determining a correction factor based at least in part on the subject range; and
adjusting the camera focus based on the correction factor. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification