ABERROMETER Meaning and
Definition
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An aberrometer is a sophisticated optical device used in the field of ophthalmology to measure and diagnose aberrations in the human eye. Specifically, it is designed to analyze and quantify the irregularities in the shape and focus of the eye's optical system. By providing a detailed and accurate assessment of these imperfections, an aberrometer aids in determining the most suitable corrective measures, such as contact lenses or eyeglasses, as well as evaluating candidacy for refractive surgeries like LASIK.
The functioning principle of an aberrometer involves the projection of specific patterns or light rays onto the patient's retina. The reflected or transmitted light is then gathered by the device and analyzed, allowing for the identification of any deviations from the ideal optical path. These deviations are represented as a measurement known as wavefront error, which describes the differences between the actual and ideal wavefronts of light passing through the eye.
Furthermore, modern aberrometers utilize advanced technologies like wavefront sensing, wavefront analysis, and computer algorithms to precisely measure and quantify aberrations. The obtained data is often represented visually as a wavefront map or a numerical value, indicating the severity and type of aberrations present in the eye.
In summary, an aberrometer is an integral tool in ophthalmic diagnostics that provides an in-depth assessment of optical imperfections in the human eye. By delivering detailed information, it enables eye care professionals to offer personalized treatment plans and improve the visual acuity and quality of patients.
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An instrument for measuring optical aberration or any error in experimentation.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for ABERROMETER
- zberrometer
- sberrometer
- wberrometer
- qberrometer
- averrometer
- anerrometer
- aherrometer
- agerrometer
- abwrrometer
- absrrometer
- abdrrometer
- abrrrometer
- ab4rrometer
- ab3rrometer
- abeerometer
- abedrometer
- abefrometer
- abetrometer
- abe5rometer
- abe4rometer
Etymology of ABERROMETER
The word "aberrometer" is derived from two components: "aberration" and "-meter".
1. "Aberration": It comes from the Latin word "aberratio", which means a "deviation" or "wandering" from the normal or correct course. In optics, aberration refers to a defect in the formation of an image caused by the limitations of an optical system. It represents the degree to which light rays deviate from their expected path, resulting in blurred or distorted vision.
2. "-Meter": The suffix "-meter" is derived from the Greek word "metron", meaning "measure" or "measurements". It is commonly used in English to refer to an instrument used for measuring or recording a specific quantity or parameter.
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