Topcon MYAH
The MYAH is an all-in-one device that provides the key measurements needed to support myopia management, contact lens fitting, and dry eye care in practice. It can measure eye length, map the cornea, assess pupil size, and perform several dry eye tests. This makes it a versatile and capable system.
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Topcon MYAH Information
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Articles on Topcon MYAH.
Axial length measurement: what to know
Axial length is the length of the eye from the front to the back, and is a key measurement of the eye
Corneal topography: what to expect
Corneal topography is an imaging test that is used to map the shape and curvature of the cornea – the clear, front surface of the eye.
Keratometry: what to expect
Keratometry is an eye test used to diagnose astigmatism, by measuring the curvature of the cornea, the eye’s clear outermost surface.
Measuring myopia progression using axial eye length
The axial length of the eye is measured from front-to-back, and it grows too long and too quickly in myopia. Myopia control aims to slow axial eye growth.