CRTERP.O.Box1200,Shenyang110004kf23385083@sina.comwww.zglckf.comEffectofcriticalflickerfrequencytrainingonenhancingthevisualacuityAbstractAIM:TodeterminethetemporalacuitywithJGW-B1psychologicalexperimentaldeskflickerapparatus,andimprovethehoraryvisualacuityofsubjectswithcriticalflickerfrequency(CFF)trainingmethod.METHODS:①Morethan30subjectswereselectedfromvoluntarystudentsmajorinPsychologyofDepartmentofEducationalScience,XuchangCollege.Twenty-sixstudents,whowereinterestedintheexperimentandaccomplishedone-monthtraining,werefinallyenrolled,including14malesand12femaleswiththeagerangedfrom18yearsto22years.②Subjectsweredividedintodominanteyesandrecessiveeyes.Allthesubjectsweredeterminedofnakedeyeswith"E"InternationalStandardvisualTableforthedoubleeyes'spacevisualacuityat5maway.JGW-B1wasusedtodeterminethehoraryvisualacuitywithflickerapparatus.Thefirstexperimentwasconductedon7thNovember2005,aimingatinspectingthespacialandhoraryvisualacuityofallsubjectswithdominanteyesandrecessiveeyes.CFFtrainingwasconductedinallsubjectsonehourperdayatsparetimebetween8thNovemberand6thDecember2005,i.e.Subjects'nakedeyeswereexposedtoangularfieldwithoutconsideringabnormalanomalopiasuchasdiplopiaandautomaticaction.Subjectsrestedfor30minutesevery6minutes.Aseconddeterminationofthespacialandhoraryvisualacuitywasperformedpostone-monthtraining.③CorrelationbetweenspacialvisualacuityandhoraryvisualacuitywasanalyzedwithSpearmanmethod,anddifferencesofmeasurementdataingroupwerecomparedwithpairedttest.RESULTS:Atotalof26studentswereinvolvedintheanalysisofresults.①Changesinvisualacuityaftertraining:Thespacialvisualacuityandhoraryvisualacuityofsubjectswithdominanteyeswere(1.008±0.285)and(37.066±3.856)Hzrespectively,whichwereobviouslyhigherthanthosebeforethetreatment(0.912±0.341)and(34.211±3.066)Hz,(t=5.13,10.48,P<0.01),whilethoseofsubjectswithrecessiveeyeswere(1.054±0.280)and(34.634±3.579)Hzrespectively,whichwereremarkablehigherthanthosebeforetraining(0.923±0.337),(31.280±3.438)Hz,(t=6.85,5.56,P<0.01).②Correlationbetweenspacialvisualacuityandhoraryvisualacuity:Theywereremarkablyinpositivecorrelationbeforethetraininginsubjectsofdominanteyes(r=0.925,P<0.01),andsowasitafterthetraining(r=0.847,P<0.05);andtheywereobviouslyinpositivecorrelationinsubjectsofrecessiveeyesbeforethetraining(r=0.966,P<0.01),andsowasitafterthetraining(r=0.667,P<0.05).CONCLUSION:CFFtrainingisaneffectivemethodforraisingspacialandhoraryvisualacuity.ZhouHQ.Effectofcriticalflickerfrequencytrainingonenhancingthevisualacuity.ZhongguoZuzhiGongchengYanjiuyuLinchuangKangfu2007;11(9):1716-1718(China)[www.zglckf.com/zglckf/ejournal/upfiles/07-9/9k-1716(ps).pdf]摘要目的:观察采用JGW-B1型心理实验台光点闪烁仪部分测定时间视敏度,并以闪光临界融合频率的训练方法对健康志愿者空间和时间视敏度的影响。方法:①从许昌学院教育科学系应用心理学专业学生中通过自愿报名的方法获得30余名志愿者。最终确定26名既对本实验感兴趣又能够坚持1个月训练的同学作为被试。这些被试中有男性14名,女性12名;年龄18～22岁。②对于所有被试的优势眼和非优势眼加以区分;规定5m为标准距离,被试双眼裸视,采用“E”型视标的医用国际标准视力表灯测定空间视敏度;采用JGW-B1型心理实验台光点闪烁仪部分测定时间视敏度。2005-11-07开始第1次实验,测出全体被试的优势眼和非优势眼的空间视敏度和时间视敏度。2005-11-08/12-06每天利用课余时间进行1h的闪光临界融合频率训练,即双眼裸视暴露于观察视场中,中途出现复视、自主运动等视觉异...
