Back to results
US 6,855,110 B2Granted
Endoscope apparatus
AssigneeOlympus Optical Co., Ltd.
InventorHaruko Igarashi
Life of this patent
Estimating the term…
Abstract
An endoscope apparatus having an insertion part which includes an object optical system in order to conduct measurements or stereoscopic-vision observations, using the object optical system with a moderate parallax, a moderate size of an image can be provided without making an endoscope thick in diameter.
Claims9
An endoscope apparatus equipped with an object optical system to conduct measurements or stereoscopic-vision observations, said object optical system comprising:
- a brightness diaphragm;
- a pair of positive-lenses;
- and
- an image-pick-up device for forming an object image, said elements being arranged in order from an object side wherein
- an optic-axially eccentric device is arranged adjacent said brightness diaphragm, and
- wherein the optic-axial distance on the object side determined by said optic-axially eccentric device is eccentric with respect to the optic-axial distance determined by a pair of positive-lenses on an image side from said brightness diaphragm.
3 more elements
Dependencies are inferred from the claim text.