Standard

Posted: 03/17/08

R State Standard         £ Institutionally Developed          College: N/A

OPD 103 - Applied Optical Theory

Course Description

Introduces students to properties of light and the laws of geometrical optics. Emphasis is placed on understanding major theories of light and the principles of plane and curved surfaces of mirrors and lenses. Topics include: light and vision; refraction; lens modified light; lens systems; and advanced optical calculations.

 

Competency Areas

Hours

Light and Vision

Class

5

Refraction

D. Lab

0

Lens Modified Light

P. Lab/O.B.I.

0

Lens Systems

Credit

5

Advanced Optical Calculations

 

 

 

Prerequisite:

OPD 101, Program admission

Corequisite:

 

 

Course Guide

 

Competency

After completing this section, the student will be able to:

Hours

Class

D.Lab

P.Lab/

O.B.I.

Light and Vision

10

0

0

Properties of light

Identify the wave properties of light.

 

 

 

 

Identify the light spectrum within the electromagnetic spectrum.

 

 

 

 

Define reflection as applied to light waves.

 

 

 

 

State the law of reflection.

 

 

 

 

Define refraction as applied to light waves.

 

 

 

 

Give examples of materials which refract light.

 

 

 

 

Define dispersion as applied to light waves.

 

 

 

 

Describe the dispersion of white light caused by a prism.

 

 

 

Theories of light

Discuss the theories of light propagation.

 

 

 

Vision

Describe the action of the eye's lens in forming an image.

 

 

 

 

Describe the differences between the subjective impression and the physical properties.

 

 

 

 

Experience the blind spot disappearance of an image.

 

 

 

 

Discuss how the human eye responds to color.

 

 

 

Polarization

Describe how a polarizing lens "removes" glare.

 

 

 

 

Describe a test for determining if a lens is capable of polarizing light.

 

 

 

Refraction

5

0

0

Angle construction

Construct an angle of reflection.

 

 

 

 

Discuss the cause of a critical angle of refraction.

 

 

 

 

Discuss the cause of internal reflection.

 

 

 

 

Ray trace using spherical lenses.

 

 

 

Lens Modified Light

10

0

0

Thin-lens equation

State the thin-lens equation.

 

 

 

 

Determine focal length using the thin-lens equation.

 

 

 

Optical lever

Discuss the optical lever and give an example of its application to corrective lenses.

 

 

 

Magnification

State the equation for determining the magnifying power of a spherical lens.

 

 

 

 

Determine the degree of magnification of a spherical lens using the magnification equation.

 

 

 

Nominal/effective power

Construct the difference between nominal and effective power of lenses.

 

 

 

True/surface power

Construct the difference between true and surface power of lenses.

 

 

 

Lens Systems

10

0

0

Combining spherical lenses

Determine the power of spherical lenses.

Combine lenses to form a lens system.

 

 

 

Vergence theory

Describe the vergence theory as applied to lens systems.

 

 

 

Advanced Optical Calculations

15

0

0

Bifocal lens

Determine the power of the near and distant portions of a bifocal lens for various positive and negative prescriptions.

 

 

 

Cylindrical power

Determine the power and axis needed for various planal aberrations.

 

 

 

Prism

Determine the amount of unwanted prism due to the misplacement of optical centers.

 

 

 

Vertex distance

Determine the changes in lens power due to vertex distance.

 

 

 

Sagittal depth

Determine the thickness of various lens materials using the sagittal depth formula.

 

 

 

Lens curves

Calculate lens curves of grid when using non-standard lens materials.

 

 

 

 

Suggested Resources

 

Drew, R. (1990). Ophthalmic dispensing: Present-day Realities. Stoneham, MA: Butterworth-Heinemann.

Meyer-Arendt, J. R. (1989). Introduction to Classical and Modern Optics (3rd ed.). Englewood Cliffs, NJ: Prentice Hall.

Weale, R. A. (1983). Focus on Vision. Cambridge, MA: Harvard University Press.

Welford, W. T. (1988). Optics. New York: Oxford University Press.