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    Subjective Refraction: Cross Cylinder Technique
    07:48
    Refractive Mgmt/Intervention

    This is part 1 of a 5-part series titled "Subjective Refraction: Cross Cylinder Technique," which reviews the Jackson cross cylinder, emmetropia and astigmatism, cycloplegic refraction, how to determine add, accommodation and lens correction, and how to prescribe multifocal lenses.

    Part 1: Cross Cylinder Technique: Basics of Astigmatism and Testing
    Part 2: Cross Cylinder Technique: Adjusting the Sphere
    Part 3: Cross Cylinder Technique: Cross Cylinder Testing
    Part 4: Cross Cylinder Technique: Refinement, Balancing, and Lens Correction
    Part 5: Cross Cylinder Technique: Cycloplegia, Determining Add, and Prescribing Lenses