System for Ophthalmic Dispensing

Content of “System for Ophthalmic Dispensing”:

Part I: OPHTHALMIC DISPENSING

Frame Types and Parts

Frame Measurements and Markings

Measuring the Interpupillary Distance

Frame Selection

Reference Point Placement, Multifocal  Height, and Blank Size Determination

Ordering and Verification

Lens Insertion

Standard Alignment

Adjusting the Frame

Frame Repairs and Modification

Part II: OPHTHALMIC LENSES

Review of Elementary Mathematical Principles

Characteristics of Ophthalmic Lenses

Lens Curvature and Thickness

Optical Considerations with  Increasing Lens Power

Optical Prism: Power and Base Direction

Optical Prism: Decentration and Thickness

Fresnel Prisms and Lenses

Lens Design

Segmented Multifocal Lenses

Progressive Addition Lenses

Anisometropia

Absorptive Lenses

Lens Materials, Safety, and Sports Eyewear

How Lenses are Edged7