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ERROR ANALYSIS OF CORNEAL THICKNESS MEASUREMENTS

 

作者: Robert Arner,   Rockfor d,   Roy Rengstorff,  

 

期刊: American Journal of Optometry and Archives of American Academy of Optometry  （OVID Available online 1972）
卷期: Volume 49, issue 10  

页码: 862-864

 

ISSN:0002-9408

 

年代: 1972

 

出版商: OVID

 

数据来源: OVID

 

摘要:

ABSTRACT: Optical devices used to measure thickness are based on specific radii of curvature and indices of refraction. Variations in anterior corneal radii produce negligible changes in the apparent comeal thickness, but changes in the index of refraction cause the cornea to appear thicker or thinner than it actually is.

 

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