Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
MICROREFRACTOMETER USING DEFOCUSING IMAGING
Document Type and Number:
WIPO Patent Application WO/2012/033341
Kind Code:
A3
Abstract:
The present invention relates to a microrefractometer using defocusing imaging. More particularly, the microrefractometer of the present invention comprises: a target at which a target microfluid and a standard fluid, the refractive index of which is already known, are positioned; an objective lens receiving incident light that has been emitted from a light source and that has passed through the target; an aperture comprising a plurality of pin holes which diverge a light path of the incident light on the objective lens; and a camera capturing a defocusing image formed on an image plane of a refractometer by means of the light that has passed through the aperture.

Inventors:
YOON, Sang Youl (Graduate Program of Medical System Engineering, 261 Cheomdan-gwagiro, Buk-gu, Gwangju 500-712, 500-712, KR)
윤상열 (광주광역시 북구 첨단과기로 261 의료시스템학전공, 500-712 Gwangju, 500-712, KR)
Application Number:
KR2011/006620
Publication Date:
May 03, 2012
Filing Date:
September 07, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY (261 Cheomdan-gwagiro, Buk-gu, Gwangju 500-712, 500-712, KR)
광주과학기술원 (광주광역시 북구 첨단과기로 261, 500-712 Gwangju, 500-712, KR)
YOON, Sang Youl (Graduate Program of Medical System Engineering, 261 Cheomdan-gwagiro, Buk-gu, Gwangju 500-712, 500-712, KR)
International Classes:
G02B17/00; G01N21/41; G02B21/00
Foreign References:
US7365835B22008-04-29
US20050062958A12005-03-24
JPH0518893A1993-01-26
JPH0718791B21995-03-06
Attorney, Agent or Firm:
DAE-A INTERNATIONAL IP & LAW FIRM (3F Hanyang Bldg, 830-71Yeoksam-dong, Gangnam-gu, Seoul 135-936, 135-936, KR)
Download PDF:
Claims: