The 'A' measurement of a frame is also known as?

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Multiple Choice

The 'A' measurement of a frame is also known as?

Explanation:
In frame sizing, the A measurement corresponds to the horizontal width of one lens—often called the eye size or lens width. This dimension shows how wide the frame around the eye will be and helps determine how the frame sits on your face and how the optical center lines up with your pupils. The other measurements refer to different parts: the bridge width is across the nose between lenses, the temple length is the length of the arms, and lens diameter isn’t the standard frame-size term. So the A measurement is the eye size.

In frame sizing, the A measurement corresponds to the horizontal width of one lens—often called the eye size or lens width. This dimension shows how wide the frame around the eye will be and helps determine how the frame sits on your face and how the optical center lines up with your pupils. The other measurements refer to different parts: the bridge width is across the nose between lenses, the temple length is the length of the arms, and lens diameter isn’t the standard frame-size term. So the A measurement is the eye size.

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