I have 2 power glasses one with -4 both eyes another pair with -4 right eye and -3.5 in left, with cylindrical eyes.
I'm switching between these 2 glasses is it okay to do this, sometimes I get bit headache.
Hello
For left eye there is significant difference in glasses prescription ( -4DS in one prescription and -4.5DS/ -1.25DCx 180)
I would recommend you to consult local ophthalmologist and get proper eye sight examined and use glasses of appropriate prescription
My specs power is (L = -10) (R=-9) but the contact lens power shifted to (L = -9) (R=-8) why so is it cor
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