Which frame is ideal for myopic visually impaired patients?

• A. Small and round, plastic or no nosepads
• B. Large rectangular metal with nosepads
• C. Thin plastic with adjustable nosepads
• D. Oversized rimless with tinted lenses

Answer: (A)

For myopic patients, the goal is to keep the corrective lenses as close to the eyes as possible while staying comfortable. Smaller frames sit nearer to the face, which minimizes the vertex distance—the space between the cornea and the lens. Reducing this distance helps preserve the intended minus power and reduces unwanted changes in magnification or prismatic effects that can be particularly noticeable to someone with visual impairment. A round, compact shape also tends to be lighter and easier to wear for extended periods, and plastic frames without bulky nosepads minimize the extra gap between the face and the lens, helping the wearer maintain the correct optical alignment.

Larger frames or those with prominent nosepads increase the distance from the eye to the lens and can alter the effective power, making the correction less accurate and potentially more uncomfortable. Oversized rims or tinted lenses can add weight and reduce contrast or peripheral clarity, which is not ideal for someone relying on vision rehabilitation.