做过激光治疗近视以后，怎样保护视力？

After doing laser to treat myopia, how to protect vision?

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研究人员认为，番茄红素保护正常细胞免受癌变的损害，可能是通过激活免疫系统。

Researchers speculate that lycopene protects cells from damage that could lead to cancer by boosting the immune system.

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限流保护主要防止驱动电流超过激光器的额定电流而导致激光器损坏。

Limit protect circuit is to prevent laser from destroying by double protection, including software and hardware.

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