天气预报 > 其他 > 近视600度散光大约是多少度
近视600度散光大约是多少度
更新时间: 2020-11-04 00:00:00  

近视600度散光大约是550度左右,需要佩戴散光眼镜才能够保证视力正常。

散光(astigmatism)是眼睛的一种屈光不正常表现,与角膜的弧度有关。平行光线进入眼内后,由于眼球在不同子午线上屈光力不等,不能聚集于一点(焦点),也就不能形成清晰的物像,这种情况称为散光。

关键词: 近视 散光 大约 多少

近视600度散光大约是多少度相关经验

天气预报

最新推荐

页面:/news/view-3217126/ | 耗时:0.6317 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=3217126 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3217126 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3217126 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1068424,1127665,1085864,1079546,1073100,1075635,997282,1065485,1052683,1077056,1066118,1050291,1066810,1105810,1115909,1084427,1079027,1062702,1051847,1062248,1058085,1062965,1089076,1088451,1081420,1071475,1072082,1048236,1083059,1078392) ORDER BY field (ArticleID,1068424,1127665,1085864,1079546,1073100,1075635,997282,1065485,1052683,1077056,1066118,1050291,1066810,1105810,1115909,1084427,1079027,1062702,1051847,1062248,1058085,1062965,1089076,1088451,1081420,1071475,1072082,1048236,1083059,1078392)