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Optical Formulas Tutorial

ISBN-10: 0750699132

ISBN-13: 9780750699136

Edition: 1997

Authors: Ellen D. Stoner, Patricia Perkins

List price: $46.95
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Ellen Stoner has written a workbook of optical formulas, definitions and walk-through problems developed to give the student, optician or apprentice a thorough review before taking the mandatory written certificate exam for opticianry.
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Book details

List price: $46.95
Copyright year: 1997
Publisher: Elsevier - Health Sciences Division
Publication date: 7/31/1997
Binding: Paperback
Pages: 232
Size: 8.50" wide x 11.25" long x 0.50" tall
Weight: 1.540
Language: English

Math Review: Review of addition of signed numbers
Review of subtraction of signed numbers
Review of multiplication of signed numbers
Review of division of signed numbers
Metric conversions
English-metric conversions
Sine, cosine, tangent
BASIC THEORY OF LIGHT: Overview of theories of light
Properties of waves
Wave formula
Photons, rays, pencils, and beams
Absorption, reflection, refraction
Law of reflection
Laws of refraction
Index of refraction
Snell's law
Critical angle
Dispersion and Abbe number
LENSES: Refraction through a lens
Focal length formula
Lens surfaces
Lens types
Nominal power formula
Radius of curvature
Surface power formula
The lensmaker's equation
Cylinders, compound lenses
Optical cross
Flat transposition
Cross cylinder transposition
Hand neutralization
Prescription notation
Circle of least confusion
Spherical equivalent
Refractive errors
Power in oblique meridians
Vertex distance and effective power
Compensated power
PRISMS: Prisms definition
Prism power
The lens as a prism
Prentice's rule
Determining overall prismatic effects
ANSI Standards for prism: Z80.1-1995
Splitting prism
Excessive or unwanted prism
Image jump
Using two different segment styles
Bicentric grinding or slab-off
Vertical imbalance for unlike add powers
Resultant prism
Resolving prism
SURFACING AND FINISHING: Lens and frame measurements
Minimum blank size
Base curves
Toric transposition
True power formula
Sagittal depth and lens thickness
Prism thickness
ADVANCED LENS FORMULAS: Martin's formula for lens tilt
Spectacle magnification
Thompson's formula for obliquely crossed cylinders
Fresnel's equation for reflection
Anti-reflective coatings
Transmission through an absorptive lens
Polarizing filters
Back and front vertex power
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: Basic glossary
ANSI standards: Z80.1-1995
Optical symbols and formulas
Trigonometric tables
Answers to exercises