1、KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS 2006 12 5 http:/www.kats.go.krKS P ISO 8596 KS P ISO 8596: 2006 (2011 ) P ISO 8596: 2006 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :2006 12 5 :2011 12 30 2011-0715 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . ICS 11.040.70 KS P ISO 8596: 2006(2011
2、) Ophthalmic optics Visual acuity testing Standard optotype and its presentation 1994 1 ISO 8596 Ophthalmic optics Visual acuity testing Standard optotype and its presentation . 1. . . (KS P ISO 8597 ) . (2. ). 2. . . KS A ISO 3 KS P ISO 8597 3. 1 1 1 . (d) 5 ( ) 1 . 8 (6.2 ). 4. 1 , (minutes of arc
3、) . . . 1010 1.258 9(KS A ISO 3 R10 ) 0.05, 0.06, 0.08, 2.0 . . 5. 0.5 . 2 . . 2 . P ISO 8596: 2006 2 . . 1 (1) ()(minutes of arc) % 0.05 0.063(0.06) 0.08 0.1 1.3 1.2 1.1 1 20 16 12.5 10 2 0.125 0.16 0.2 0.9 0.8 0.7 8 6.3 5 3 0.25 0.32 (0.3) 0.4 0.5 0.63 (0.6) 0.8 1.0 1.25 1.6 0.6 0.5 0.4 0.3 0.2 0.
4、1 0 0.1 0.2 4 3.2 2.5 2 1.6 1.25 1 0.8 0.63 5 5 2.0 0.3 0.5 10 5 (1) . 1 P ISO 8596: 2006 3 2 ( ) 0.06 2 0.06 0.125 0.16 0.32 1.5 0.4 1.0 2 1.0 3 6. 6.1 1/3 1.0 . 3 . . 6.2 1 . 50 % . . . (KS P ISO 8597 ) 5 . . 6.3 4 m . 6.4 . “ ” 5 3 , 6 7 4 , 8 9 5 , 10 6 . 5, 8, 10 . 60 % . . 1 . 3 cd/m210 10 80
5、320 0.1 0.25 0.01 (1) (1) 10 . 7. 3 . 15 % . ( ) . 10 1/10 1/4 . ( , , ) . 2 500 7 000 K P ISO 8596: 2006 4 . . 8. . a) (KS P ISO 8596) b) ( 1 ) c) ( ) d) (6.2 ) e) (6.3 ) f) (6.4 ) g) 5 KS P ISO 8596: 2006 , . 1. 1.1 , , . . 1.2 1994 1 ISO 8596 Ophthalmic optics Visual acuity testing Standard optot
6、ype and its presentation . 2. . . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKS P ISO 8596: 2006 Ophthalmic opticsVi sual acuity testing Standard optotype and its presentation ICS 11.040.70 Korean Agency for Technology and Standards http:/www.kats.go.kr