Which lens modification can be performed in an office setting?

The modification that can be performed in an office setting is focused on practical adjustments that do not require substantial laboratory equipment or lengthy processes.

Decreasing the diameter of the optical zone (POZ) can be done relatively easily with the use of specific tools and methods available in an office environment, such as utilizing a profiler or a lathe designed for such adjustments. This process is generally less complex and can quickly accommodate patient needs without the need for extensive lab capabilities.

On the other hand, modifications such as steepening peripheral curves or changing the base curve usually involve more precise measurements and adjustments that often require specialized equipment or fabrication processes not typically available in a standard office environment. Changing the lens power by more than 0.50 D also requires certain technical capabilities, often necessitating a replacement of the lens rather than a simple modification, thus making it less feasible in a typical office setting.

Understanding the limitations and capabilities of office settings is important for effective patient care and timely adjustments to contact lenses.