Blurry or shaky vision after LASIK ,it is happening when I try to read something. Any suggestions?

I had lasik surgery before 12 days , I am able to see distance objects very fine my power is -7 on right eye and -5 on left eye , But my problem is when am seeing near objects like mobile or laptop things seems to me like little shaky or whatever I don't know I googled about it and may be it as astigmatism .plz help me is this permenant or it is common .

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