These irradiations may injure visual cells, harms visual nerve as well as the central nervous system, causing ophthalmology disease like vision decline, eye strain, cataract, etc.

• 这些射线杀伤人眼的视觉细胞，损害人的视觉神经以及中枢神经，引起视力衰退、双眼胀痛，造成白内障等各种眼科疾病。