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ABO NOCE Basic Opticianry

Category - Ophthalmic Products

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The vertical angle that the frame front makes to the face when glasses are worn is known as:

Vertex distance
Brow tilt
Base curve
Pantoscopic angle

Explanation

Answer: D - Pantoscopic angle

The vertical angle that the frame front makes to the face when glasses are worn is known as the pantoscopic angle. The proper pantoscopic angle can range from 4 to 18 degrees, depending on the patient’s facial structure.

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