Hi,I am Dr. Shanthi.E (General & Family Physician). I will be looking into your question and guiding you through the process. Please write your question below.
I want to order some reading glasses. I want the strongest lense that is available I understand that 600 is not carried by Google glasses. What is the highest number? And what is the difference between +600 and -600? I do not have a prescription and don't know what all the strength means
Fri, 23 Sep 2016
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