The eyes see close objects blurred generally consider may be due to presbyopia, wear glasses degree is not appropriate and other reasons.
1. Presbyopia: if the age of middle-aged and old age, the first consideration of presbyopia caused by the principle of presbyopia is due to the hardening of the lens inside the eye, the elasticity of the lens is weakened, the ciliary muscle contraction function decreases, resulting in the focusing function of the eye can not be adjusted by the cause of the eye.
2. Inappropriate prescription of spectacles: For example, the prescription of myopic spectacles is too deep, that is, over-adjustment. If according to the computer degree for fitting, wearing glasses this degree is high, when looking at the near place need to use the eye’s adjusting force, to fall behind the retina focus to the front of the retina, may appear to look at the near object for a long time will appear blurred situation.
If the blurring is not relieved, it is recommended to go to a regular medical institution for glasses prescription and treatment.