Results 81 to 90 of about 12,156 (169)

Analysis of surgically induced astigmatism of the anterior, posterior, and total cornea after implantable collamer lens implantation: a comparative study between temporal and superior clear corneal incisions

open access: yesBMC Ophthalmology
Background To comparatively analyze the surgically induced astigmatism (SIA) of the anterior, posterior, and total corneas of eyes undertaking implantable collamer lens (ICL) implantation with temporal or superior corneal incisions.
Ting Wan   +3 more
doaj   +1 more source

Comparison of Total Corneal Tomographic Astigmatism with Predicted and OCT Measured Posterior Corneal Astigmatism in Toric IOL Calculations

open access: yes
Accurate calculation of toric intraocular lenses (IOLs) remains challenging, particularly in accounting for posterior corneal astigmatism. This study compared the prediction accuracy of two industry-standard toric calculators using ray-traced total corneal astigmatism (TCA).
Neel K. Patel, Kenneth L. Cohen
openaire   +1 more source

A Comparative Study of the Effect of Femtosecond Laser-Assisted Cataract Surgery on Corneal Astigmatism in Post-LASIK Eyes and Virgin Eyes

open access: yesClinical Ophthalmology
Xinfang Cao,1,2 Jun Zhang,2 Wei Han1 1Eye Centre, Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang Province, People’s Republic of China; 2Department of Ophthalmology, Hangzhou MSK Eye Hospital, Hangzhou, Zhejiang ...
Cao X, Zhang J, Han W
doaj  

Difference between total and corneal astigmatism in degrees and astigmatic axis.

open access: yesJAPANESE ORTHOPTIC JOURNAL, 1988
KATO, Junko   +5 more
openaire   +2 more sources

Author Response: Total Corneal Astigmatism Measurement Precision

open access: yesInvestigative Opthalmology & Visual Science, 2015
Giacomo, Savini, Kristian, Næser
openaire   +2 more sources

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