|
Standard |
Posted: 03/17/08
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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.
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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 |
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Corequisite: |
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Course
Guide |
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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. |
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|
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Identify
the light spectrum within the electromagnetic spectrum. |
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|
Define
reflection as applied to light waves. |
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|
State
the law of reflection. |
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Define
refraction as applied to light waves. |
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|
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Give
examples of materials which refract light. |
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Define
dispersion as applied to light waves. |
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Describe
the dispersion of white light caused by a prism. |
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Theories
of light |
Discuss
the theories of light propagation. |
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Vision |
Describe
the action of the eye's lens in forming an image. |
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|
Describe
the differences between the subjective impression and the physical
properties. |
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Experience
the blind spot disappearance of an image. |
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|
Discuss
how the human eye responds to color. |
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|
Polarization |
Describe
how a polarizing lens "removes" glare. |
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|
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|
Describe
a test for determining if a lens is capable of polarizing light. |
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Refraction |
5 |
0
|
0 |
|
|
Angle
construction |
Construct
an angle of reflection. |
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Discuss
the cause of a critical angle of refraction. |
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Discuss
the cause of internal reflection. |
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|
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|
Ray
trace using spherical lenses. |
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|
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Lens
Modified Light |
10 |
0
|
0 |
|
|
Thin-lens
equation |
State
the thin-lens equation. |
|
|
|
|
|
Determine
focal length using the thin-lens equation. |
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|
|
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Optical
lever |
Discuss
the optical lever and give an example of its application to corrective
lenses. |
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Magnification |
State
the equation for determining the magnifying power of a spherical lens. |
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Determine
the degree of magnification of a spherical lens using the magnification
equation. |
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|
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Nominal/effective
power |
Construct
the difference between nominal and effective power of lenses. |
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|
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True/surface
power |
Construct
the difference between true and surface power of lenses. |
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|
|
|
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. |
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|
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Cylindrical
power |
Determine
the power and axis needed for various planal aberrations. |
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Prism |
Determine
the amount of unwanted prism due to the misplacement of optical centers. |
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|
|
Vertex
distance |
Determine
the changes in lens power due to vertex distance. |
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|
|
|
Sagittal
depth |
Determine
the thickness of various lens materials using the sagittal depth formula. |
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|
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Lens
curves |
Calculate
lens curves of grid when using non-standard lens materials. |
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Suggested
Resources |
Drew, R. (1990). Ophthalmic dispensing: Present-day Realities.
Meyer-Arendt, J. R. (1989). Introduction to Classical and Modern Optics
(3rd ed.).
Weale, R. A. (1983). Focus on Vision.
Welford, W. T. (1988). Optics.