So i have been using a trial pair of contacts for about 3 weeks but the trial pair is good for a month so im going to finish my trial pair before i start using the contacts that i ordered. Heres my question, i looked on the side of the contact lense box and it says power is -1 for each eye. But when i got a chance to look at my prescription the power was -1.9 for both of my eyes. I am not sure if i should open up the contact box and try them on and see just in case i cant take them back. Or is -1 power just written on everybox and the actual strength is inside
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Is this normal when you get contact lenses?