Which term refers to the farthest distance that can be resolved in an uncorrected eye?

Prepare for the NBEO Physiological Optics Test with flashcards and multiple choice questions, each offering hints and explanations. Equip yourself for your exam!

Multiple Choice

Which term refers to the farthest distance that can be resolved in an uncorrected eye?

Explanation:
The far point is the distance at which an object would be focused on the retina with the eye at rest (no accommodation). It sets the limit of how far away you can see clearly without correction. For a normal emmetropic eye, this point is at infinity, so distant objects are seen clearly without effort. In a myopic eye, the far point is closer to the eye, so objects farther away blur unless corrected. The near point, by contrast, is the closest distance at which a near object can be seen clearly, and distal/proximal point aren’t standard terms used to describe this distance in uncorrected vision.

The far point is the distance at which an object would be focused on the retina with the eye at rest (no accommodation). It sets the limit of how far away you can see clearly without correction. For a normal emmetropic eye, this point is at infinity, so distant objects are seen clearly without effort. In a myopic eye, the far point is closer to the eye, so objects farther away blur unless corrected. The near point, by contrast, is the closest distance at which a near object can be seen clearly, and distal/proximal point aren’t standard terms used to describe this distance in uncorrected vision.

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