Statements in which the resource exists as a subject.
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rdf:type
lifeskim:mentions
pubmed:issue
28
pubmed:dateCreated
2008-10-2
pubmed:abstractText
A systematic and straightforward image processing method to extract quantitative phase and refractive index data from weak phase objects is presented, obtained using differential interference contrast (DIC) microscopy. The method is demonstrated on DIC images of optical fibers where a directional integration routine is applied to the DIC images to extract phase and refractive index information using the data obtained across the whole DIC image. By applying the inverse Abel transform to the resultant phase images, an accurate refractive index profile is obtained. The method presented here is compared to the refracted near-field technique, typically used to obtain the refractive index profile of optical fibers, and shows excellent agreement. It is concluded that through careful image processing procedures, DIC microscopy can be successfully implemented to obtain quantitative phase and refractive index information of optical fibers.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Oct
pubmed:issn
1539-4522
pubmed:author
pubmed:issnType
Electronic
pubmed:day
1
pubmed:volume
47
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
5182-9
pubmed:year
2008
pubmed:articleTitle
Quantitative phase and refractive index analysis of optical fibers using differential interference contrast microscopy.
pubmed:affiliation
Optical Technology Research Laboratory, Centre for Telecommunications and Microelectronics, Victoria University, P.O. Box 14428, Melbourne, Victoria 8001, Australia. betty.kouskousis@live.vu.edu.au
pubmed:publicationType
Journal Article