System for Ophthalmic Dispensing
- 4th Edition - March 10, 2023
- Author: Clifford W. Brooks
- Language: English
- Hardback ISBN:9 7 8 - 0 - 1 2 - 8 2 3 9 2 6 - 1
- eBook ISBN:9 7 8 - 0 - 4 4 3 - 1 2 0 6 6 - 4
- eBook ISBN:9 7 8 - 0 - 4 4 3 - 1 1 7 3 3 - 6
Understand and meet your patients’ eyewear needs with the reference that covers every aspect of dispensing ― from basic terminology to frame selection to eyewear fitting,… Read more
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Request a sales quoteExplains the "how" and "why" behind lens selection to help you better understand and meet the vision needs of those you serve.
Includes in-depth discussions of all types of lenses, including multifocal, progressive, absorptive, safety, recreational, aspheric, high index, and lens coatings.
Provides updated coverage of the latest dispensing procedures and equipment.
Discusses the use of spectacle lenses for the control of myopia.
Contains more than 700 high-quality figures demonstrating how to adjust frames, the optics of lenses, and how light travels through lenses. Photos are all taken from the perspective of the person who is adjusting the frame.
Features more than 600 interactive review questions along with answers, explanations, and worked problems—all newly revised for this edition.
An eBook version is included with purchase. The eBook allows you to access all of the text, figures and references, with the ability to search, customize your content, make notes and highlights, and have content read aloud.
- Cover image
- Title page
- Table of Contents
- Copyright
- Dedication
- Preface
- Acknowledgments
- System for Ophthalmic Dispensing, Fourth Edition
- Part I: Ophthalmic Dispensing
- 1: Frame Types and Parts
- Abstract
- Basic Parts
- Construction
- Frame Materials
- Allergic Reactions to Frame Materials
- References
- Proficiency Test
- 2: Frame Measurements and Markings
- Abstract
- The Boxing System
- Overall Temple Length
- Frame Markings
- Reference
- Proficiency Test
- 3: Measuring the Interpupillary Distance
- Abstract
- Definition
- Distance PD
- Near PD
- Using the Near PD for Bifocal Segment Inset
- References
- Proficiency Test
- 4: Frame Selection
- Abstract
- Using the Wearer's Old Frame
- Cosmetic Considerations
- Fitting Considerations
- A Word on Frame Management
- References
- Proficiency Test
- 5: Reference Point Placement, Multifocal Height, and Blank Size Determination
- Abstract
- Position of the Frame
- Optical Centering for Single-Vision Lenses
- Measuring for Multifocal Heights
- Compensating for an Incorrectly Sized Sample Frame
- Instructing the New Bifocal Wearer
- Determining Lens Blank Size
- References
- Proficiency Test
- 6: Ordering and Verification
- Abstract
- Ordering
- Reordering From Existing Spectacles
- Ordering Lenses Only
- Verification
- References
- Proficiency Test
- 7: Lens Insertion
- Abstract
- An Overview of Inserting Lenses Into Plastic Frames
- Lens Insertion Into a Metal Frame
- Lens Insertion Into A Nylon Cord Frame
- Cleaning Frames and Lenses
- References
- Proficiency Test
- 8: Standard Alignment
- Abstract
- Standard Alignment or “Truing” of Frames
- SECTION A: Standard Alignment of Plastic Frames
- SECTION B: Standard Alignment of Metal Frames
- SECTION C: Standard Alignment of Nose Pads
- SECTION D: Standard Alignment of Rimless Eyewear
- References
- Proficiency Test
- 9: Adjusting the Frame
- Abstract
- Causes of Complaint
- Overall Frame Adjusting
- Fitting Adjustable Nose Pads
- References
- Proficiency Test
- 10: Frame Repairs and Modifications
- Abstract
- Screw Replacements and Repairs
- Nose pad Replacements
- Temple Repairs
- Repairing the Hinges
- Plastic Bridge Repairs
- The Eyewire and Lens
- Cleaning the Frame
- Soldering
- References
- Proficiency Test
- Part II: Ophthalmic Lenses
- 11: Review of Elementary Mathematical Principles
- Abstract
- The Metric System
- Review of Algebra
- Review of Geometry
- Review of Trigonometry
- Proficiency Test
- 12: Characteristics of Ophthalmic Lenses
- Abstract
- Theory of Light
- Reflection
- The Speed of Light and Refractive Index
- Refraction
- Prism
- How Curved Lenses Refract Light
- Focal Points and Distances
- Quantifying Lenses
- The Action of a Lens on Nonparallel Light
- Spheres, Cylinders, and Spherocylinders
- Lens Form
- Reference
- Proficiency Test
- 13: Lens Curvature and Thickness
- Abstract
- Categories of Ophthalmic Lenses
- Base Curves
- Measurement of Lens Curvature
- Adding Cylinders
- Lens Thickness
- Curvature in an Oblique Meridian
- Proficiency Test
- 14: Optical Considerations With Increasing Lens Power
- Abstract
- Lens Power as Related to Position
- As Lens Thickness Increases
- Front and Back Vertex Powers
- Proficiency Test
- 15: Optical Prism: Power and Base Direction
- Abstract
- Ophthalmic Prisms
- Compounding and Resolving Prism
- Rotary Prisms
- How the Effective Power of a Prism Changes for Near Objects
- Proficiency Test
- 16: Optical Prism: Decentration and Thickness
- Abstract
- Decentration of Spheres
- Decentration of Cylinders
- Decentration of Spherocylinders
- Prism Thickness
- Proficiency Test
- 17: Fresnel Prisms and Lenses
- Abstract
- What Is a Fresnel Prism?
- When Are Fresnel Prisms Used?
- What Is a Fresnel Lens?
- References
- Proficiency Test
- 18: Lens Design
- Abstract
- A Short History of Lens Development
- Lens Aberrations
- Appropriate Base Curves
- Aspheric Lenses
- Atoric Lenses
- Working With Aspheric and Atoric Lenses
- High Plus Lens Designs
- High Minus Lens Designs
- Myopia Control
- Wearer-Adjustable Lenses
- References
- Proficiency Test
- 19: Segmented Multifocal Lenses
- Abstract
- Multifocal Lenses
- Types of Bifocal Segments
- Types of Trifocal Lenses
- Occupational Multifocal Lenses
- Ordering the Correct Lens Power for Reading Glasses
- Image Jump
- Accommodation Through Spectacle Lenses
- Creating Horizontal Prism at Near Only
- Reference
- Proficiency Test
- 20: Progressive Addition Lenses
- Abstract
- Section 1: Measurement and Dispensing of Progressive Lenses
- Section 2: General Purpose Progressive Lenses
- Section 3: Specialty Progressive-Style Lenses
- Section 4: Prism and Progressive Lenses
- References
- Proficiency Test
- 21: Anisometropia
- Abstract
- Introduction
- Aniseikonia
- Correcting Aniseikonia With Spectacle Lenses
- Prismatic Effect of Lens Pairs
- Vertical Imbalance
- Correcting for Vertical Imbalance
- Determining the Correct Amount of Compensation for Vertical Imbalance
- Methods for Determining the Prism Correction Needed
- Correcting the Full Imbalance by Calculations
- Fitting, Measuring, and Calculating for Slab Off With Progressive Add Lenses
- Designing a Lens to Change the Appearance of a Blind Eye
- References
- Proficiency Test
- 22: Absorptive Lenses
- Abstract
- Classification
- The Effect of Visible and Nonvisible Light on the Eye
- Required Amounts of Absorption
- Color Characteristics
- Sunglasses
- Dyeing Plastic Lenses
- Lens Coatings
- Photochromic Lenses
- Polarizing Lenses
- Glare Control Lenses
- Specialty Absorptive Lenses
- Absorptive Lens Calculations
- References
- Proficiency Test
- 23: Lens Materials, Safety Eyewear, and Sports Eyewear
- Abstract
- Lens Materials
- General Eyewear Categories
- Requirements for Dress Eyewear
- Safety Eyewear
- Eye Protection for Sports
- Providing Best Choices and Preventing Liability
- References
- Proficiency Test
- 24: How Lenses Are Edged
- Abstract
- Spotting of Single-Vision Lenses Without Prism
- Spotting of Single-Vision Lenses With Prism
- Spotting of Flat-Top Multifocal Lenses
- Spotting Progressive Addition Lenses
- Patterns
- Using a Frame Tracer for Patternless Systems of Edging
- Centration of Lenses
- Edging the Lens
- Proficiency Test
- Appendix A: ANSI Z80.1 Prescription Ophthalmic Lenses—Recommendations
- Introduction
- How to Determine If Refractive Power Is Within Tolerance
- Appendix B: Special-Purpose Frames
- Appendix C: Correcting Vertical Imbalance for Both Distance and Near Viewing
- Correcting Near Vertical Imbalance for Segmented Multifocal Lenses at Both Distance and Near
- Correcting Vertical Imbalance for Progressive Add Lenses at Both Distance and Near1,2
- References
- Proficiency Test Answer Key
- Glossary
- Index
- No. of pages: 665
- Language: English
- Edition: 4
- Published: March 10, 2023
- Imprint: Butterworth-Heinemann
- Hardback ISBN: 9780128239261
- eBook ISBN: 9780443120664
- eBook ISBN: 9780443117336
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