Hello
A. Blue ray blocking glasses are not mandatory even if you work on computer as per American Academy recommendations.
B. There is very minor difference in your old and new prescription. If you are comfortable with your old prescription then you can continue using old pair of glasses. However if you are planning to buy a new pair then it is advisable to get glasses of new prescription.
I hope this answers your query
Answered2022-09-19 11:35:06
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