Presbyopia 老视 Wu Guangbo O.D School of Optometry and 验光学课程 Ophthalmology at Wenzhou Medical College 视光学教研室207
Presbyopia 老视 Wu Guangbo O.D. School of Optometry and Ophthalmology at Wenzhou Medical College
General Procedure 老视验光步骤 Case History 病史 Current symptoms症状和体征 Refraction far vision and near vision) 验光（远距离和近距离） Prescription 开出处方 验光学课程 视光学教研室200
General Procedure 老视验光步骤 Case History 病史 Current symptoms 症状和体征 Refraction ( far vision and near vision) 验光 ( 远距离和近距离 ) Prescription 开出处方
Case history Habitual reading distance 。 Reading print Profession 。 Hobbies Driving 验光学课程 视光学教研室207
Case history • Habitual reading distance • Reading print • Profession • Hobbies • Driving
General Procedure Case History Current symptoms Refraction far vision and near vision) Prescription 验光学课程 视光学教研室207
General Procedure Case History Current symptoms Refraction ( far vision and near vision) Prescription
First distance refraction Then Near refraction！！ 验光学课程 视光学教讲室200
First distance refraction Then Near refraction！！
Prescription (Rx) Distance Vision(DV) 。0D-0.75/-0.50x170=1.0 0S-1.25/-0.75x15=1.0 Near Vision(NV) ADD+1.00=1.0 验光学课程 视光学教研室207
Prescription (Rx) • Distance Vision (DV) • OD -0.75/-0.50 x 170 = 1.0 • OS -1.25/-0.75 x 15 = 1.0 • Near Vision (NV) • ADD +1.00 = 1.0
Refraction (distance vision) Initial point: -Lensometer Keratometry Objective refraction Refine point Subjective refraction Trial frame 验光学课程 视光学教研室207
Refraction (distance vision) • Initial point： – Lensometer – Keratometry – Objective refraction • Refine point – Subjective refraction • Trial frame
Refraction: ·ebjective adion 。Subjective refraction Auto Refraction Retionscopy Phoropter Trial lenses 验光学课程 视光学教讲室200
Refraction： • Objective refraction – Auto Refraction – Retionscopy • Subjective refraction – Phoropter – Trial lenses
Phoropter 验光学课 视光学教研室
Phoropter
Retinoscopy 验光学课程 视光学教研室2007
Retinoscopy