Dispensing Optician Lab Skills II

Overview

Course Description

This course provides students the laboratory skills to layout, block and edge multifocal and progressive lenses. It provides the skills to identify and tint plastic lenses, adjust frames to suit patient’s needs, and perform minor repairs to frames. Students will be introduced to low vision devices and study the social, physical and emotional implications of low vision on clients.

Course Content

1. Introduction

course content and requirements
industry standard charts for multifocals
review safety procedures in the laboratory

2. General overview of surfacing process

3. Spotting of lenses

power verification of multifocal lenses and progressives
identifying and marking progressive lens layout engravings

4. Centration of multifocal and progressive lenses

calculating optical centres and reference points with reading adds
calculating segment placement
calculating centration of progressive lenses

5. Blocking multifocal and progressive lenses

vertical and horizontal centration

6. Frame fitting

measurements for fitting multifocals and progressives
frame selection
frame alignment & adjustment
lens insertion

7. Lens tinting

lens materials acceptable to heat tinting
overview of equipment and process
mixing and changing dye solutions
heating fluid temperature and relation to colour activity
colour matching plastic material differences

8. Basic frame repairs

9. Digital lenses

design concept and fitting requirements

10. Low vision

introduction to a variety of low vision devices
functional implications
case history assessment
continued care plan

Learning Activities

1. Laboratory lecture

2. Application exercises in lab

3. Independent study of courseware

4. Completion of proficiency tests

5. Completion of laboratory assignments

Means of Assessment

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

Evaluation will be based on the following:

Attendance, professionalism and preparedness 0-5%

Written tests 10-20%

Assignments 10-30%

Midterm exam 20-30%

Final exam 20-40%

Learning Outcomes

Upon successful completion, the student will be able to:

1. Identify the advantages of lens surfacing

2. Verify the powers of multifocal and progressive lenses

3. Calculate vertical and horizontal centration of multifocal and progressive lenses

4. Block and edge multifocal and progressive lenses

5. Choose and fit frames appropriately for multifocal wear

6. Identify and tint various plastic lens materials

7. Adjust frame designs for patient needs

8. Perform basic frame repairs

9. Apply fashion and sales knowledge to eye glass dispensing

10. Identify symptoms specific to low vision clients

11. Understand and address the social, emotional and physical impact of low vision to a client

12. Identify appropriate low vision devices and implement a client centred continuing care plan

Textbook Materials

Consult the Douglas College Bookstore for required materials.

Requisites

Prerequisites

DOPT 1100 + DOPT 1112

Corequisites

DOPT 1200 + DOPT 1210

Equivalencies

No equivalent courses.

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.

January 2019 (Current)