Results 81 to 90 of about 3,210 (165)

OCT corneal epithelial topographic asymmetry as a sensitive diagnostic tool for early and advancing keratoconus

open access: yesClinical Ophthalmology, 2014
Anastasios John Kanellopoulos,1,2 George Asimellis1 1LaserVision.gr Eye Institute, Athens, Greece; 2Department of Ophthalmology, New York University Medical School, New York, NY, USA Purpose: To investigate epithelial thickness-distribution ...
Kanellopoulos AJ, Asimellis G
doaj  

Acquisition Time for Swept-Source Optical Biometry Plus Corneal Power Measurement During Cataract Evaluation

open access: yesClinical Ophthalmology, 2022
Ramón Ruiz-Mesa, Maria Ruiz-Santos, Julia Blanch-Ruiz, Ana Jiménez-Nieto Cataract and Refractive Surgery Department, Oftalvist Jerez de la Frontera, Jerez de la Frontera, SpainCorrespondence: Ramón Ruiz-Mesa, Oftalvist Jerez de la Frontera, Avenida ...
Ruiz-Mesa R   +3 more
doaj  

Three-dimensional ghost imaging via the Scheimpflug detection

open access: yesOptics Express
For previous three-dimensional ghost imaging, the acquisition of absolute distance information is mainly based on the principle of time-of-flight, which usually needs lots of measurements and a large detection/modulation bandwidth product. Here we present a technique called three-dimensional ghost imaging via the Scheimpflug detection (3D-GISD), which ...
Shihao Chang, Jianzhong Liu, Wenlin Gong
openaire   +2 more sources

Scheimpflug imaging system

open access: yesJournal of Clinical Ophthalmology and Research, 2021
Shruthy Vaishali Ramesh   +3 more
openaire   +2 more sources

Linear-Structured-Light Measurement System Based on Scheimpflug Camera Thick-Lens Imaging

open access: yesSensors
A thick-lens, structured-light measurement model is introduced to overcome the oversights in traditional models, which often disregard the impact of lens thickness.
Dongyu Guo, Jiwen Cui, Yuhang Wu
doaj   +1 more source

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