WebGB11533/65A Original Assignee Pierre Ladoues Henri Lacoste Tuzan Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a … WebJun 5, 2024 · All the patients had ophthalmic examinations including BCVA testing, slit-lamp examination, and intraocular pressure at one day, one week, one month, and three months after surgery. BCVA was examined on the basis of standard logarithmic visual acuity chart (GB11533–2011).
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WebMay 22, 2024 · 由于缪氏对数视力表的优点已被国内外学者认可,1990年5月1日,卫生部批准在我国全面推广应用该视力表,并确定其为国家标准gb11533-1989。 在这一版国标中,采用了改良E视标,就是今天我们熟悉的“三划等长的E字”视标,其每一笔画或空隙均为正方形的 … WebFeb 8, 2024 · The objective of this intervention study was to understand the visual health status of nearly one million children and adolescents in ten provinces in China, and then to conduct intervention and evaluate the effect of intervention measures with the development of myopia as the outcome indicator. flesh and blood ted nugent
GB 11533-1989_English: PDF (GB11533-1989)
WebApr 13, 2024 · 我们常用的视力表是由国家卫生部和国家标准化管理委员会联合的gb11533-2011标准对数视力表: 视力表左右两边的数字是什么意思? . 只是表示的形式不同,一个采用小数记录(1.0为标准),一个采用五分记录(5.0为标准)。二者对应关系如下: WebThe students’ uncorrected visual acuity (UCVA) was examined in all schools by trained optometrists by the same standard logarithmic visual acuity charts (Chinese standard for … Web地址:北京市西城区西直门外南路1号 邮编:100044 电话:010-68797979 京公网安备 11010202400005号 ICP备案编号:京ICP备18052910号 网站标识码:bm24000006 中华人民共和国国家卫生健康委员会 版权所有 技术支持:国家卫生健康委员会统计信息中心 网站地图 flesh and blood unlimited print run