rismatic shape;Refractometers;Refractor heads;Specification (approval);Spherical;Testing;Tolerances (measurement);Trial frames【摘要】: This International Standard specifies requirements and test methods for refractor heads used for thedetermination of refractive errors and binocular functions of the human eye.This International Standard takes priority over ISO 15004-1, if differences exist.【中国标准分类号】: C32【国际标准分类号】: 11_040_70【页数】: 16P.;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |