Laboratory in Contact Lenses and Optical Technologies II

Science & Technology
Dispensing Opticianry
Course Code
DOPT 2213
Semester Length
Max Class Size
Method Of Instruction
Typically Offered


Course Description
This course provides learning opportunities in contact lenses and optical technologies at an advanced level. Students will apply knowledge and skills from related theory and laboratory courses to the clinical dispensary. Students will continue their clinical practice in a retail contact lens practice or the on campus clinic. They will complete their clinical skills under the direct supervision of a program approved licensed eyecare professional.
Course Content
  1. Introduction
  • Laboratory objectives
  • Laboratory hygiene
  • Office Instruments
  • Refraction, Automated Sight Testing and Over-Refraction with Contact Lenses
    • Phoropter and Trial lens acuity set
    • Mathematical calculations
    • Verifying spherical lens correction
    • Verifying toric lens correction
    • Verifying presbyopic corrections
    • Visual acuity complication
    • Co-manage and recognize when to refer to an Optometrist, Ophthalmologist, or MD
  • Soft and Gas Permeable Lens Types, Materials Characteristics, and Fitting Relationship to Ocular Health
  • Soft and Gas Permeable Lens Solution Properties, Chemical Compounds, and Relationship to Ocular Health
  • Contaminants, Complications, and Contraindications Related to Ocular Health
  • Lens Damage and the Relationship to Fitting Complications
  • Soft and Gas Permeable Specialty Materials and Fitting Applications
    • Keratoconus lenses
    • Astigmatic lenses
    • Piggy - Back lenses
    • Aphakic lenses
    • Pediatric lenses
    • Orthokeratology lenses
  • Soft and Gas Permeable Lens Design Analysis and Parameter Modification
  • Boutique Dispensing Strategies
  • Methods Of Instruction
    1. Lectures
    2. Independent study of courseware
    3. Independent completion of online self-assessment quizzes
    4. Completion of field assignments
    5. Participation in online Discussion Forums
    Means of Assessment

    The course evaluation is consistent with Douglas College evaluation policy. An evaluation schedule is presented at the beginning of the course.

    Learning Outcomes

    Upon successful completion, the student will be able to:

    1. Demonstrate progressive competency with the use of instruments for soft and gas permeable contact lens fitting and analysis
    2. Demonstrate the steps of a typical soft or gas permeable lens pre-fit evaluation, diagnostic fitting, and post-fit evaluation
    3. Demonstrate proper soft and gas permeable lens care and hygiene
    4. Access online pharmaceutical information on ocular medications
    5. Perform gas permeable lens parameter modifications
    6. Perform an over-refraction process in a typical contact lens fitting
    7. Describe and perform an automated sight-tight testing procedure
    8. Describe the steps in a refraction assessment
    9. Describe and perform important steps in boutique eyeglass and contact lens strategies
    Textbook Materials

    Textbooks and Materials to be Purchased by Students:

    A list of required and optional textbooks and materials is provided for students at the beginning of each semester.


    Course Guidelines

    Course Guidelines for previous years are viewable by selecting the version desired. If you took this course and do not see a listing for the starting semester / year of the course, consider the previous version as the applicable version.

    Course Transfers

    These are for current course guidelines only. For a full list of archived courses please see

    Institution Transfer Details for DOPT 2213
    There are no applicable transfer credits for this course.

    Course Offerings

    Fall 2022

    There aren't any scheduled upcoming offerings for this course.