The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 27, 2000
Filed:
Mar. 05, 1999
Applicant:
Inventors:
Ricky J Madsen, Crystal, MN (US);
Jon A Holmes, Eden Prairie, MN (US);
Trygve D Peterson, Savage, MN (US);
Assignee:
Lifetouch National School Studies Inc., Eden Prairie, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
396 88 ; 396147 ; 396290 ; 396292 ; 396283 ;
Abstract
An apparatus for controlling a camera to achieve sharp, clear pictures includes a sensor for determining the distance of the camera from a subject and a controller for calculating the camera's depth-of-field, determining whether the subject is within the depth-of-field, and generating various signals which are provided to control operation of the camera or convey pertinent information to the photographer.