STEREOSCOPIC OPTICAL SYSTEM - OLYMPUS MEDICAL SYSTEMS CORP

Title:

STEREOSCOPIC OPTICAL SYSTEM

Document Type and Number:

WIPO Patent Application WO/2014/038397

Kind Code:

A1

Abstract:

The purpose of the present invention is to prevent ghosting and obtain a vivid stereoscopic image. Provided is a stereoscopic optical system (1) that is provided with: two groups of object optical systems (2), which are arranged in parallel with a gap therebetween and collect light from an object side; two parallelogram prisms (3) that each polarize light collected by respective object optical system (2) two times and make optical images closer; an imaging element (4) that is disposed at an image forming position for luminous flux collected by the object optical systems (2) and forms images of the two optical images made closer by the parallelogram prisms (3); and an aperture member (5a, 5b) that shields a part of the luminous flux on at least either the inside or the outside in the direction of the gap between the object optical systems (2) in some position at a distance in the direction of the optical axis from pupil positions (D) of the object optical systems (2).

Inventors:

NAMII YASUSHI (JP)
FUKUSHIMA IKUTOSHI (JP)

Application Number:

PCT/JP2013/072538

Publication Date:

March 13, 2014

Filing Date:

August 23, 2013

Export Citation:

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Assignee:

OLYMPUS MEDICAL SYSTEMS CORP (JP)
OLYMPUS CORP (JP)

International Classes:

G03B35/08; G03B17/17; H04N5/225; H04N13/02

Foreign References:

JP2001075011A	2001-03-23
JP2006276816A	2006-10-12
JP2003143459A	2003-05-16