FAQ
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What does it mean that I have astigmatism? What is astigmatism?
People with severe astigmatism usually have blurred or distorted vision at all distances, while people with mild astigmatism may experience eye strain, headaches, or blurred vision at certain distances.
Prescriptions for astigmatism correction should contain positive or negative values in the CYL field and degree numbers from 1 to 180 in the Axis field.