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Ophthalmic Investigations
Investigations such as Auto Refraction, lensometry, Non contact tonometry, keratometry, A and B scan Ultrasonography, Applanation tonometry, Fundus fluoroscein angiography, Retinal Green Laser, Specular microscopy An autorefractor or automated refractor is a computer-controlled machine used during an eye examination to provide an objective measurement of a person's refractive error and prescription for glasses or contact lenses. This is achieved by measuring how light is changed as it enters a person's eye.
