표제지
목차
제1장 서론 14
제1절 이론적 배경 14
1. 난시의 정의 14
2. 난시의 분류 15
3. 난시의 교정 16
4. 난시의 자각증상 16
5. 난시 교정축의 어긋남 17
제2절 연구 목적 18
제2장 연구대상 및 연구방법 20
제1절 연구대상 20
제2절 연구방법 21
1. 검사 환경 22
2. 피험자 선별 검사 24
3. 기본검사 25
4. 검사 방법 26
5. 통계분석 36
제3장 결과 37
1. 원거리 대비시표의 실제 대비도 37
2. 피험자 분포 38
3. 기본검사 41
4. 전체 피험자 그룹의 결과 43
5. 양안 직난시 그룹의 결과 69
제4장 고찰 95
제5장 결론 100
참고문헌 103
국문요약 107
ABSTRACT 109
Appendix 112
Table 1. The conversion value between visual acuity notation methods 27
Table 2. Axis alignment error types and amounts 29
Table 3. Contrast measurement value of far contrast charts 37
Table 4. Classification of subjects 39
Table 5. Subject astigmatism distribution 40
Table 6. The comparison of contrast visual acuity of full correction... 43
Table 7. The comparison of contrast visual acuity between far and near by axis alignment error (types, amounts)... 46
Table 8. The comparison of difference value of contrast visual acuity between far and near by axis alignment error... 50
Table 9. The comparison of contrast visual acuity according to axis alignment error types by axis alignment error... 54
Table 10. The comparison of contrast visual acuity according to axis alignment error amounts by axis alignment... 57
Table 11. The comparison of contrast visual acuity according to contrast charts by axis alignment error amounts... 61
Table 12. The comparison of static stereoacuity according to axis alignment... 64
Table 13. The residual astigmatism according to axis alignment error types by axis alignment error amounts... 68
Table 14. The comparison of contrast visual acuity of full correction... 70
Table 15. The comparison of contrast visual acuity between far and near by axis alignment error (types, amounts)... 72
Table 16. The comparison of difference value of contrast visual acuity between far and near by axis alignment error... 76
Table 17. The comparison of contrast visual acuity according to axis alignment error types by axis alignment error... 80
Table 18. The comparison of contrast visual acuity according to axis alignment error amounts by axis alignment... 83
Table 19. The comparison of contrast visual acuity according to contrast charts by axis alignment error amounts... 87
Table 20. The comparison of static stereoacuity according to axis alignment... 90
Table 21. The residual astigmatism according to axis alignment error types by axis alignment error amounts... 94
Fig. 1. Criteria for selecting subjects. 20
Fig. 2. Flow chart for experiment. 21
Fig. 3. Illuminometer for measuring laboratory illuminance. 22
Fig. 4. Display Color Analyzer as contact type luminance meter... 23
Fig. 5. The both eyes open-view auto refractometer. 24
Fig. 6. Subjective refraction instrument at far. 27
Fig. 7. The contrast charts for measuring contrast visual acuity at far. 29
Fig. 8. The ETDRS contrast charts for measuring contrast visual acuity... 32
Fig. 9. The ETDRS contrast charts for measuring contrast visual acuity... 32
Fig. 10. The random dot stereoacuity chart for static stereoacuity at near. 34
Fig. 11. The comparison of contrast visual acuity of full correction... 44
Fig. 12. The comparison of contrast visual acuity between far and near... 47
Fig. 13. The comparison of contrast visual acuity of the Total type between... 48
Fig. 14. The comparison of difference value of contrast visual acuity between... 51
Fig. 15. The comparison of difference value of contrast visual acuity of AE10... 52
Fig. 16. The comparison of contrast visual acuity according to axis alignment... 55
Fig. 17. The comparison of contrast visual acuity according to axis... 58
Fig. 18. The comparison of contrast visual acuity according to... 59
Fig. 19. The comparison of contrast visual acuity according to contrast... 63
Fig. 20. The comparison of static stereoacuity according to axis alignment... 65
Fig. 21. The comparison of static stereoacuity according to axis alignment... 66
Fig. 22. The comparison of contrast visual acuity of full correction between... 70
Fig. 23. The comparison of contrast visual acuity between far and near... 73
Fig. 24. The comparison of contrast visual acuity of the Total type between... 74
Fig. 25. The comparison of difference value of contrast visual acuity between... 77
Fig. 26. The comparison of difference value of contrast visual acuity of AE10... 78
Fig. 27. The comparison of contrast visual acuity according to axis alignment... 81
Fig. 28. The comparison of contrast visual acuity according to axis alignment... 84
Fig. 29. The comparison of contrast visual acuity according to axis... 85
Fig. 30. The comparison of contrast visual acuity according to contrast... 89
Fig. 31. The comparison of static stereoacuity according to axis alignment... 91
Fig. 32. The comparison of static stereoacuity according to axis alignment... 92