I.S. EN ISO 10938:1998被替代
Ophthalmic Instruments - Chart Projectors
出版：National Standards Authority of Ireland
专家解读视频
Defines minimum requirements and test methods for chart projector systems, including an optical projector and a screen, for the projection of targets used for the determination of visual acuity, the refractive status and the binocular functions of the human eye.
EN ISO 10938:2016 - Identical
BS EN ISO 10938:2016 - Identical
SN EN ISO 10938:1998 - Identical
NEN EN ISO 10938:1998 - Identical
BS EN ISO 10938:1998 - Identical
DIN EN ISO 10938 (1998-07) - Identical
ONORM EN ISO 10938:1998 - Identical
NF EN ISO 10938:1998 - Identical
NBN EN ISO 10938:1998 - Identical
UNI EN ISO 10938:1998 - Identical
NS EN ISO 10938 Ed. 1 (1998) - Identical
UNE EN ISO 10938:1999 - Identical
SS EN ISO 10938 Ed. 1 (1998) - Identical
ISO 10938:1998 - Identical
