This item has low stock levels and may be back-ordered. We'll let you know if it is back-ordered, and you will not be charged until the item ships.
Designed for students and professionals preparing for the ABO certification exam or wishing to quickly brush up on optical formulas, this easy-to-use workbook contains optical formulas, definitions, and walk-through problems with practical examples throughout. Rather than searching through dozens of optics books, readers will find all relevant information here in one source. Coverage includes everything from sine, cosine and tangent to resultant prism and resolving prism to polarized filters - and much more!
Section I: Math Review Signed Numbers Calculators Significance and Precision Rounding Conversions Sine, Cosine, Tangent Scientific Notation Section II: Theory of Light Properties of waves Wave formula Diffraction Properties of Rays Vergence Illumination Absorption, reflection, refraction Law of reflection Laws of refraction Index of refraction Snell's law Critical angle Apparent Depth Apparent Thickness Lateral Displacement Dispersion and Abbé number Section III: Lenses Refraction through a lens Focal length formula Diopters Lens surfaces Lens types Radius of curvature Surface power formula Nominal power formula The lensmaker's equation Cylinders, compound lenses Lens Meridians Optical cross Flat transposition Cross cylinder transposition Hand neutralization Prescription notation Circle of least confusion Refractive errors Types of Ametropias Regular Astigmatisms With and Against the Rule Astigmatism Power in oblique meridians Vertex distance and effective power Effective power Compensated power Back and Front Vertex Power Section IV: Prisms Prism definitions Dispersion of Light by a Prism Object Displacement by a Prism Prism Power Segment Styles Section V: Surfacing and Finishing Lens and frame measurements Boxing System Datum System Frame Center Distance Decentration Effective Diameter Segment Height and Drop Segment Inset and Total Inset Minimum blank size Base curves Toric Transposition Refractive Power Formula Sagittal depth and lens thickness Prism thickness Section VI: Advanced Lens Formulas Martin's formula for lens tilt Spectacle Magnification Angular Magnification Thompson's formula for obliquely crossed cylinders Fresnel's equation for reflection Anti-reflective coatings Transmission through absorptive lenses Polarizing filters Section VII: Image Formation Image size and placement: mirrors Image size and placement: thin lenses Principal planes Image size and placement: thick lenses Nodal points Diagram of the human eye Appendices 1. Basic Glossary 2. ANSI Standards: Z80.1-1999 3. Optical Symbols and Formulas 4. Trigonometric Tables 5. Oblique Meridian (sine-squared method) table 6. References 7. Answer Key
Ellen D. Stoner, ABOM, Former Director of Opticianry Program, Durham Technical Community College, Durham, NC
Was $89.95
Now $83.65
Free Shipping!
Important note
Please note
This item has low stock levels and may be back-ordered. We'll let you know if it is back-ordered, and you will not be charged until the item ships.
Cookie Preference Center
We use cookies which are necessary to make our site work. We may also use additional cookies to analyse, improve and personalise our content and your digital experience. For more information, see our Cookie Policy and the list of Google Ad-Tech Vendors.
You may choose not to allow some types of cookies. However, blocking some types may impact your experience of our site and the services we are able to offer. See the different category headings below to find out more or change your settings.
You may also be able to exercise your privacy choices as described in our Privacy Policy
Manage Consent Preferences
Strictly Necessary Cookies
Always active
These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.
Functional Cookies
These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly.
Performance Cookies
These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site.
Targeting Cookies
These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. If you do not allow these cookies, you will experience less targeted advertising.