'Regular astigmatism' diaporamas de présentation

OCULAR REFRACTION

OCULAR REFRACTION. Visual anal y ser performances. Phisical status of refractive components (correct focus on the retina); Retinian neurons quality; Brain neurons quality. Ocuar refraction is defined by the anatomical components which contribute on light array optical modulation.

2.77k views • 51 slides

Refractive Cataract Surgery and Comanagement Implications

Refractive Cataract Surgery and Comanagement Implications. Scott O. Sykes, MD Utah Eye Centers Mount Ogden Eye Center. Refractive Cataract Surgery. Improving spherical equivalent outcomes Improving astigmatism outcomes Addressing Presbyopia Monovision Presbyopia IOLs

528 views • 50 slides

Refraction - II

423 views • 42 slides

Chapter 5 Astigmatic Image Formation

417 views • 25 slides

ASTIGMATISM AND PRESBYOPIA

ASTIGMATISM AND PRESBYOPIA. Dr. Vidya Hegde. OBJECTIVES. At the end of the class, a student should kow Clinical features of astigmatism and its management Correlate types of regular astigmatism with Sturm conoid Able to diagnose prebyopia. CONTENTS. Definition Classification

572 views • 22 slides

ASTIGMATISM

ASTIGMATISM. WHAT IS ASTIGMATISM?. An optical defect. Vision is blurred. Inability to focus. Cause An irregular curve in the lens. Regular Three types With-the-Rule Against-the-Rule Oblique Caused by an irregularity in the cornea or crystalline lens. Irregular

445 views • 11 slides