Articles with "index change" as a keyword



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Validation of the multi-metric D-index change in the assessment of keratoconus progression

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Published in 2022 at "International Ophthalmology"

DOI: 10.1007/s10792-022-02255-z

Abstract: To validate the effectiveness of the multi-metric D-index by Pentacam in detecting keratoconus (KC) progression. This was a retrospective study of KC patients at the Rabin Medical Center, Petah Tikva, Israel, during 2016–2018 with at… read more here.

Keywords: progression; metric index; multi metric; index change ... See more keywords
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Femtosecond laser direct writing of Nd:YAG waveguide with Type I modification: Positive refractive index change in track

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Published in 2021 at "Optical Materials"

DOI: 10.1016/j.optmat.2021.110844

Abstract: Abstract Nd:YAG crystal is one of the major gain media used in high-power solid-state laser systems. In this work, the single-line waveguides with Type Ⅰ modification have been fabricated in Nd:YAG crystal by femtosecond laser… read more here.

Keywords: femtosecond laser; type modification; positive refractive; refractive index ... See more keywords

Investigation of index change in compression molding of As40Se50S10 chalcogenide glass.

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Published in 2018 at "Applied optics"

DOI: 10.1364/ao.57.004245

Abstract: Chalcogenide glasses are emerging as alternative materials for low-cost and high-volume glass molding processes for infrared optics. In precision glass molding, it is well documented that the refractive index variation in the molded elements can… read more here.

Keywords: index; index change; glass; optics ... See more keywords

Multiphoton scaling of femtosecond laser-induced refractive index change (LIRIC) in hydrogels and rabbit cornea

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Published in 2024 at "Biomedical Optics Express"

DOI: 10.1364/boe.537705

Abstract: To find optimal conditions for performing laser induced refractive index change (LIRIC) in living eyes with both safety and efficacy, we investigated multiphoton excitation scaling of this procedure in hydrogel and excised corneal tissue. Three… read more here.

Keywords: laser; index change; laser induced; change liric ... See more keywords