
22
Chart
F Type...OTHERS
H Type...U.S.A.
1. Landolt rings
: 0.05
1. Letter’s chart
: 20/400
2. Landolt rings
: 0.1, 0.16
2. Letter’s chart
: 20/200, 20/150
3. Landolt rings
: 0.2, 0.3, 0.4
3. Letter’s chart
: 20/100, 20/80
4. Fixed astigmatic sunburst
4. Letter’s chart
: 20/70, 20/60, 20/50
5. Landolt rings
: 0.5, 0.6, 0.7
5. Letter’s chart
: 20/40, 20/30, 20/25
6. Landolt rings
: 0.8, 0.9, 1.0
6. Letter’s chart
: 20/20, 20/15, 20/10
7. Landolt rings
: 1.2, 1.5, 2.0
7. Fixed astigmatic sunburst
8. R and G chart
8. Cross cylinder dots
9. Cross cylinder dots
9. Letter’s chart
: 20/20, 20/20, 20/20
10. Balance Chart
: 0.5, 0.6, 0.8, 1.0 10. Letter’s chart
: 20/25, 20/20(Number), 20/15
11. Polarized R and G chart
11. Illiterate E’s chart : 20/100, 20/80
12. Coincidence test
12. Illiterate E’s chart : 20/70, 20/60, 20/50
13. Coincidence test
13. Illiterate E’s chart : 20/40, 20/30, 20/25
14. Fixation spot
14. Illiterate E’s chart : 20/20, 20/20, 20/15
15. Polarized crosshair
15. R & G chart
16. Polarized crosshair
16. Balance chart
17. Stereo test
17. Polarized crosshair
18. Worth four dot test
18. Polarized crosshair
19. Children’s chart : 0.2, 0.3
19. Stereo test
20. Children’s chart : 0.4, 0.5, 0.6
20. Fixation spot
21. Children’s chart : 0.7, 0.8, 1.0
21. Coincidence test
22. Numbers chart
: 0.1, 0.2
22. Worth four dot test
23. Numbers chart
: 0.3, 0.4, 0.5
23. Children’s chart : 20/100
24. Numbers chart
: 0.6, 0.7, 0.8
24. Children’s chart : 20/80, 20/80
25. Numbers chart
: 1.0, 1.2, 1.5
25. Children’s chart : 20/40, 20/30, 20/20
26. Illiterate E’s chart : 0.1, 0.16
26. Number’s chart
: 20/200, 20/150
27. Illiterate E’s chart : 0.2, 0.3, 0.4
27. Number’s chart
: 20/100, 20/80
28. Illiterate E’s chart : 0.5, 0.6, 0.7
28. Number’s chart
: 20/70, 20/60, 20/50
29. Illiterate E’s chart : 0.8, 0.9, 1.0
29. Number’s chart
: 20/40, 20/30, 20/25
30. Illiterate E’s chart : 1.2, 1.5, 2.0
30. Number’s chart
: 20/20, 20/15, 20/10