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:
Sep. 21, 1999
Filed:
Aug. 21, 1996
Joseph J Dow, Belmont, MA (US);
Jeffrey J Parker, Millis, MA (US);
Duncan C Sorli, Chelmsford, MA (US);
Polaroid Corporation, Cambridge, MA (US);
Abstract
A close-up camera having a plurality of selectable exposure parameters such as variations in magnification, exposure trim and flash illumination includes a lookup table programmed to define follow focus flash illumination in accordance with the parameters selected. Preferably, the camera includes a plurality of exposure lenses, a pair of strobes, an exposure trim selector and a look-up table programmed to define a quench time for the strobes in accordance with the parameters selected. Filter accessories, configured to extend across the camera face, are also provided to modify both the scene light passing to the exposure lens and the illumination from the flash strobes, and the camera includes both additional look-up table capacity for selecting a proper quench time to account for the filter accessory, and means for interfacing with the accessory to automatically modify camera operation in accordance therewith. To facilitate mounting on and removal from the camera, the filter accessory includes a moveable side operable to open and close the facing sides of the accessory.