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Objective and Subjective Refraction
Storyboard

Instrument: autorefractometer (objective), retinoscope, phoropter (subjective). Determines the complete optical prescription (sphere, cylinder, axis). Subjective refraction under cycloplegia is the gold standard in children.

ID:('ky', 1586)

gphysics.net - Dr. Willy H. Gerber
Palos Verdes, Costa de Corral, Región de los Rios, Chile