OPTO.225 (2017)

Course Syllabus

 

 

Course title and code :  Opto225OphthalmicOptics and Dispensing I    

Department : Optometry and Vision Science    

Program in which the course is offered:  Optometry Doctor (OD)    
 

Credit hours: 2 + 1 = 3 Credit Hours

 

 

Level at which this course is offered:

 Level 3 /1st Year    

Time: Thursday 11-1/ Location: G2    

College member responsible for the course     

Contact information: 

  

Course Description
 

This course will consist of one two hour lecture and one two hour lab per week over a period of ten weeks. It will cover ophthalmic materials, optical and physical characteristics of ophthalmic lenses, prisms and decentration, spheric and aspheric lenses, multifocal lenses, lens power measurement methods, lens power-thickness relationships and aberration theory and its application to lens design.

 

Course   Objectives 
 

1.  Summary of the main learning outcomes for students enrolled in the course.

Upon completion of this course, the student should be able to:

    the ophthalmic applications of physical and geometrical optics.

     Introduction to lens and lens materials, 

    Plastic materials, Curvature, 

    Surface powers and forms of lenses, 

    Crossed cylinders, 

    Toric lenses, 

    Prisms, 

    Risley prisms and Fresnel press-on prisms, 

    Lens aberrations,

          Frames and mounting.

 

Required Text (s)

1.    System of for Ophthalmic Dispensing, Clifford W. Brooks 3rd Edition

•    Essential References

•                power point  lectures presentation and handout  

 

 

Topics to be covered    

Introduction

    1    9-2-2017

Introduction to ophthalmic 

Sign Convention

Nomenclature

Notations    2    16-2-2017

Ophthalmic Lens Materials 

-    manufacture of optical Glass

-    types of optical glass

-    Properties and desirable qualities of ophthalmic glass

-    Plastic lenses Materials

-     manufacturing processes for plastics lenses

-    CR39

-    Polycarbonates 

-    Corlon lenses

-    Curvature    3    23-2-2017

 

Power Specification and Measurement :

-    Approximate power

-     Back vertex  power 

-    front vertex power    4    2-3-2017

Lens Forms , Lens Clock and Base Curve: 

-    Flat Lens; 

-    Curved lens (meniscus lens); 

-    periscopic lenses    5    9-3-2017

Midterm 1    6    16-3-2017

Identification of Lenses & Power Measurement:  

-    Hand neutralization

-    Rotation test, Astigmatic lenses, Crossed cylinders-        7    23-3-2017

Transposition:Rules of transposition    8    30-3-2017

Lens Thickness & Surface Power Measurements    9    18-4-2017

Ophthalmic prisms 

Prismatic effects of cylindrical lenses

             Risley prisms and Fresnel press-on prisms    10    20-4-2017

Lens aberrations    11    27-4-2017

Midterm 2

    12    4-5-2017

    12    

Frames and mounting ( Types, Parts & Materials)    13    11-5-2017

 

 

Practical Exam

 

 

 

    14    18-5-2017

 

Practice to be done
 

Introduction to the lab

Identification of lenses' types (lens Materials)

Identification  between Sphere lenses (Plus & Minus)   

Identification of cylindrical lenses (Rotation test, Astigmatic Lenses)

Power Measurement (hand neutralization)

Lensometer (Sphere lenses)

Lensometer (Cylindrical lenses)

Toric lenses, Prisms, Risley prisms and Fresnel Press-on prisms

Specification of lesnes, frames

Review (optional)

Dispensing workshop (edging & cutting lenses)

 

..........................................................

16-3-2017        1ST Mid-Term 1

    20

4-5-2017    2nd Mid-Term 2    20

-    Homework,    5

    Practical Exam 15    

-    Final Exam    40

    Total    100

 

Course rules :

Attendance: Students should  attend each session .    

             

Ask for explanation if you are confused (in class, office hours, e-mail).

Have a great time :)