respected sir m seema kumari , you had operated my eyelid ( ptosis plication) so m fine there is no any complication , but i want to know about eyevision , what is the meaning of ( -4 power) in both eye , and what is complication is there , if age down then power of eye increase in negative direction , is there any treatment available in aiims . if anybody having ( -4 power) ,is he eligible to marriage. sir plz reply me in brief , becoz it is necessary to know about eyevision problem