White Balance Enclosure for Use with a Multi-Viewing Elements Endoscope

摘要

The specification describes a white balance enclosure for use with a tip of a multi-viewing elements endoscope. The white balance enclosure is used to provide a reference white background to the plurality of viewing elements when the tip is positioned within the white balance enclosure and a white balance circuit is used to calculate and store reference white balance values based on white field/test feed signals generated by the plurality of viewing elements exposed to the reference white background.

主权项

1. A device for enabling uniform white balancing of a first viewing element and a second viewing element in an endoscopic tip, comprising
a housing defining an enclosed volume and having an opening for receiving said endoscopic tip, wherein said opening has a first diameter configured to snugly receive said endoscopic tip such that external light is prevented from entering through said opening when said endoscopic tip is inserted therein and wherein the enclosed volume has a surface area that is at a predefined distance from the second viewing element when said endoscopic tip is inserted therein; and a member extending out from the surface area and within the enclosed volume, wherein said member is configured to position said first viewing element at the predefined distance from the surface area.