The vision screening instrument is a visual vision screening instrument specially designed for infants, adolescents, and adults. The results can be obtained in one second, making the examination and screening no longer difficult, and immediately presenting binocular information. The characteristics of clear image, rapid focusing, full intelligence, and higher inspection accuracy make the patient's eye position, refractive state, corneal injury, eye tremor and other eye diseases can be obtained in one measurement.
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Handsome!
Not bad
Is this thing accurate
It seems to take the child to the hospital to experience, the one used by the doctor.