Optical Formulas Tutorial
Butterworth-Heinemann Ltd (Verlag)
978-0-7506-9913-6 (ISBN)
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Ideal for students and professionals preparing to take the certification examination or wishing to quickly brush up on optical formulas, this easy-to-use workbook of optical formulas, definitions, and walk-through problems offers a thorough review of the subject. "Optical Formulas Tutorial" begins with a brief math review, followed by sections covering the theory of light, lenses, prisms, and other formulas.
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; Rounding; Metric conversions; English-metric conversions; Sine, cosine, tangent; BASIC THEORY OF LIGHT: Overview of theories of light; Properties of waves; Wave formula; Vergence; Photons, rays, pencils, and beams; Illuminance; 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; Diopters; 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; Anisometropia; 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; Diffraction; 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;
| Erscheint lt. Verlag | 7.9.1997 |
|---|---|
| Zusatzinfo | Illustrations |
| Verlagsort | London |
| Sprache | englisch |
| Maße | 216 x 286 mm |
| Gewicht | 675 g |
| Themenwelt | Medizin / Pharmazie ► Gesundheitsfachberufe |
| Medizin / Pharmazie ► Medizinische Fachgebiete ► Augenheilkunde | |
| ISBN-10 | 0-7506-9913-2 / 0750699132 |
| ISBN-13 | 978-0-7506-9913-6 / 9780750699136 |
| Zustand | Neuware |
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