system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
In Cataract, spectacles are advised for the following a number of weeks after the operation –
assistant
The correct answer is  Refraction & prescription of glasses is done after 1-2 weeks in phacoemulsification and 6-8 weeks in extracapsular cataract extraction.