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Corneal astigmatism
| Глоссарий терминов и сокращений по оптическим линзам |
Defect in the curvature of the cornea whereby light rays passing through the cornea produce aberrations and are not focused on the retina.
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Astigmatism, английский
- The uneven foreground and background blur that is in an image.
- A lens aberration that causes off-axis light bundles to focus to an elliptical, rather than circular, spot.
- Astigmatismo
- A condition where a misshaped cornea causes light to be focused over a range of distances rather than on a point. this can be corrected by a lens with cylinder power in a certain direction.
- A condition in which the eye cannot focus vertical and horizontal lines simultaneously, leading to blurring of vision
- Астигматизм
Astigmatism (астигматизм), английский
Размытость изображения на переднем и заднем плане.
Astigmatismo, испанский
Corneal abrasion, английский
- A cut or scratch on the cornea.
- A scratch on the cornea, caused by something sharp getting into the eye
Corneal bank, английский
A place where eyes of dead donors can be kept ready for use in corneal grafts
Corneal reflection, английский
Method of measuring the distance from the pupil, using light reflected from the cornea to the center of the nose.
Corneal reflex, английский
Irritation of the cornea resulting in reflex closure of the eyelids.
Corneal topography, английский
Mapping or examination of the surface of the cornea.
Corneal transplant, английский
Transplante de córnea
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Corneal reflection, английский
Method of measuring the distance from the pupil, using light reflected from the cornea to the center of the nose.
Corneal abrasion, английский
- A cut or scratch on the cornea.
- A scratch on the cornea, caused by something sharp getting into the eye
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