Autor: |
Yuta Ueno, Risa Nomura, Takahiro Hiraoka, Katsuhito Kinoshita, Mutsuko Ohara, Tetsuro Oshika |
Jazyk: |
angličtina |
Rok vydání: |
2021 |
Předmět: |
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Zdroj: |
Scientific Reports, Vol 11, Iss 1, Pp 1-6 (2021) |
Druh dokumentu: |
article |
ISSN: |
2045-2322 |
DOI: |
10.1038/s41598-021-95358-z |
Popis: |
Abstract We investigated the relation between corneal regular and irregular astigmatism in normal human eyes. In 951 eyes of 951 patients, corneal irregular astigmatism, such as asymmetry and higher-order irregularity components, was calculated using the Fourier harmonic analysis of corneal topography data within the central 3-mm zone of the anterior corneal surface. The eyes were classified by the type of corneal regular astigmatism into four groups; minimum ( |
Databáze: |
Directory of Open Access Journals |
Externí odkaz: |
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