Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ENDOSCOPE PROVIDED WITH PROTECTIVE COVER
Document Type and Number:
Japanese Patent JP3695781
Kind Code:
B2
Abstract:

PURPOSE: To provide an endoscope provided with a protective cover at a low manufacturing cost with a simple constitution, without making the external diameter of the endoscope large, and without causing ghost and flare inside the observation visual field.
CONSTITUTION: A protective cover 4 is attached to the leading edge of an endoscope main body 1 in which an observing optical system 2 and an illuminating optical system 3 are provided in an adjacent relation. A transparent member 5 is provided on a position opposed to the leading edge surface 1a of the main body 1 of the cover 4. Furthermore, coating for preventing the reflection of illuminating light which is the cause of the occurrence of the ghost is respectively performed on the inside surface 6 and the outside surface 7 of the member 5 of the cover 4.


Inventors:
Azusa Noguchi
Application Number:
JP28531594A
Publication Date:
September 14, 2005
Filing Date:
November 18, 1994
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Olympus Endo Technology America Inc.
International Classes:
G02B23/24; A61B1/00; G02B1/11; (IPC1-7): G02B23/24; A61B1/00; G02B1/11
Domestic Patent References:
JP2132409A
JP5323226A



 
Previous Patent: MANIPULATOR SYSTEM

Next Patent: DISULFIDE COMPOUND