21
Chart
Chart
Optotypes
A Type...EUROPE B (B1) Type...SINGAPORE, OTHERS
1. Letter’s chart : 0.05 1. Letter’s chart : 20/400
2. Letter’s chart : 0.1, 0.16 2. Letter’s chart : 20/300
3. Letter’s chart : 0.2, 0.3, 0.4 3. Letter’s chart : 20/200, 20/150
4. Fixed astigmatic sunburst 4. Letter’s chart : 20/100, 20/80
5. Letter’s chart : 0.5, 0.6, 0.7 5. Letter’s chart : 20/70, 20/60, 20/50
6. Letter’s chart : 0.8, 0.9, 1.0 6. Letter’s chart : 20/40, 20/30, 20/25
7. Letter’s chart : 1.2, 1.5, 2.0 7. Letter’s chart : 20/20, 20/15, 20/10
8. R and G chart 8. Fixed astigmatic sunburst
9. Cross cylinder dots 9. Cross cylinder dots
10. Balance Chart : 0.5, 0.6, 0.8, 1.0 10. Letter’s chart : 20/20
11. Polarized R and G chart 11. Illiterate E’s chart : 20/200, 20/100
12. Coincidence test 12. Illiterate E’s chart : 20/80, 20/70, 20/60
13. Coincidence test 13. Illiterate E’s chart : 20/50, 20/40, 20/30
14. Fixation spot 14. Illiterate E’s chart : 20/25, 20/20, 20/15
15. Polarized crosshair 15. R and G chart : 20/50, 20/40, 20/30
16. Polarized crosshair 16. R and G chart : 20/25, 20/20, 20/15
17. Stereo test 17. Balance Chart : 20/80, 20/60, 20/50, 20/40
18. worth four dot test 18. Balance Chart : 20/30, 20/25, 20/20, 20/15
19. Children’s chart : 0.1 19. Polarized crosshair
20. Children’s chart : 0.2, 0.3 20. Stereo test
21. Children’s chart : 0.4, 0.5, 0.6 21. Coincidence test (B1 : Fixation spot)
22. Children’s chart : 0.7, 0.8, 1.0 22. Worth four dot test
23. Numbers chart : 0.1, 0.2 23. Children’s chart : 20/200
24. Numbers chart : 0.3, 0.4, 0.5 24. Children’s chart : 20/100, 20/80
25. Numbers chart : 0.6, 0.7, 0.8 25. Children’s chart : 20/60, 20/40, 20/30
26. Numbers chart : 1.0, 1.2, 1.5 26. Numbers chart : 20/200, 20/150
27. Illiterate E’s chart : 0.1, 0.2 27. Numbers chart : 20/100, 20/80, 20/70
28. Illiterate E’s chart : 0.3, 0.4, 0.5 28. Numbers chart : 20/60, 20/50, 20/40
29. Illiterate E’s chart : 0.6, 0.7, 0.8 29. Numbers chart : 20/30, 20/25, 20/20
30. Illiterate E’s chart : 1.0, 1.2, 1.5 30. R and G chart
C Type...GERMANY
1. Letter’s chart : 0.05 16. Worth four dot test
2. Letter’s chart : 0.1, 0.16 17. Children’s chart : 0.1
3. Fixed astigmatic sunburst 18. Children’s chart : 0.2, 0.3
4. Letter’s chart : 0.2, 0.3, 0.4 19. Children’s chart : 0.4, 0.5, 0.6
5. Letter’s chart : 0.5, 0.6, 0.7 20. Children’s chart : 0.7, 0.8, 1.0
6. Letter’s chart : 0.8, 0.9, 1.0 21. Landolt rings : 0.2
7. Letter’s chart : 1.2, 1.5, 2.0 22. Landolt rings : 0.25
8. R and G chart 23. Landolt rings : 0.3
9. Cross ring 24. Landolt rings : 0.4
10. Balance Chart : 0.5, 0.6, 0.8, 1.0 25. Landolt rings : 0.5
11. Polarized R and G chart 26. Landolt rings : 0.63
12. Coincidence test 27. Landolt rings : 0.7
13. Coincidence test 28. Landolt rings : 0.8
14. Polarized crosshair 29. Landolt rings : 1.0
15. Stereo test 30. Landolt rings : 1.25
To Next Page
Loading...
Need help?
General