emmetropia definition

  • noun:
    • the health of the normal attention whenever parallel rays are focused exactly on retina and eyesight is ideal.
    • the healthiness of perfect eyesight, in which pictures are properly taken to a focus on the retina.
    • That refractive condition of the eye where the rays of light are all brought accurately and without undue energy to a focus upon the retina; -- in opposition to hypermetropia, myopia, and astigmatism.
    • regular energy of accommodation, in which the light from a luminous point at any distance from attention not less than 10 or 12 centimeters (3.9 or 4.7 inches) could be focused to a spot regarding retina. In addition emmetropy.
    • (ophthalmology) the normal refractive condition of the eye in which there is clear focus of light on the retina
    • The condition of the standard attention whenever synchronous rays tend to be focused precisely from the retina and sight is perfect.
    • The condition of perfect eyesight, where pictures are correctly taken to a focus on the retina.
    • That refractive condition for the attention where rays of light are brought accurately and without undue work to a focus upon the retina; -- in opposition to hypermetropia, myopia, and astigmatism.
    • typical energy of accommodation, when the light from a luminous point at any distance from the eye not less than 10 or 12 centimeters (3.9 or 4.7 inches) is concentrated to a place on retina. Also emmetropy.
    • (ophthalmology) the conventional refractive condition of the attention in which there is certainly clear focus of light on retina
    • the healthiness of the normal eye whenever synchronous rays are concentrated exactly regarding the retina and vision is ideal.
    • the healthiness of perfect eyesight, where pictures are precisely delivered to a focus in the retina.
    • That refractive condition of the attention where rays of light are all brought precisely and without excessive effort to a focus upon the retina; -- opposed to hypermetropia, myopia, and astigmatism.
    • typical energy of accommodation, where the light from a luminous point at any length from the eye not less than 10 or 12 centimeters (3.9 or 4.7 inches) is concentrated to a spot regarding the retina. In addition emmetropy.
    • (ophthalmology) the normal refractive condition for the attention which there clearly was clear focus of light from the retina

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