OPT304 - Contact Lens Lab I

Outline info
Last revision date 2017-11-21 11:33:21.223
Last review date 2017-11-21 11:33:26.852

Subject Title
Contact Lens Lab I

Subject Description
This subject offers the student the opportunity to apply the theoretical knowledge acquired in Contact Lens Theory I. Students learn the procedures for safely fitting soft and rigid lenses as well as the operation of the keratometer, slit-lamp, radiuscope and rigid contact lens modification unit. Client safety and the professional responsibilities of the dispensing optician are emphasized.

Credit Status
One credit toward the Opticianry Diploma Program

Learning Outcomes
Upon successful completion of this subject the student will be able to:

1. Identify contact lenses in terms of material and design.

2. Define the principles and purpose of the radiuscope, slit lamp, keratometer, and lens modification unit.

3. Identify the parts of the radiuscope, slit lamp, keratometer and modification unit.

4. Demonstrate the care and maintenance of the radiuscope, slit lamp and keratometer, including calibration of the keratometer and adjusting the eye piece of the slit lamp.

5. Demonstrate proficiency in keratometry and biomicroscopy.

6. Demonstrate skill in the operation of the radiuscope.

7. Explain procedures for rigid gas permeable lens modifications and the function of the individual tools.

8. Utilize appropriate hygienic principles for working with contact lenses, assessing clients, and using instruments.

9. Take a complete client history and record data as required and in compliance with the guidelines for Standards of Practice for Opticians in Ontario.

11. Safely insert and remove soft and rigid contact lenses from the eye and perform eyelid eversion.

12. Demonstrate proficiency in contact lens verification using a loupe, V-gauge and lensometer.

Cheating and Plagiarism
Each student should be aware of the College's policy regarding Cheating and Plagiarism. Seneca's Academic Policy will be strictly enforced.

To support academic honesty at Seneca College, all work submitted by students may be reviewed for authenticity and originality, utilizing software tools and third party services. Please visit the Academic Honesty site on http://library.senecacollege.ca for further information regarding cheating and plagiarism policies and procedures.

All students and employees have the right to study and work in an environment that is free from discrimination and/or harassment. Language or activities that defeat this objective violate the College Policy on Discrimination/Harassment and shall not be tolerated. Information and assistance are available from the Student Conduct Office at student.conduct@senecacollege.ca.

Accommodation for Students with Disabilities
The College will provide reasonable accommodation to students with disabilities in order to promote academic success. If you require accommodation, contact the Counselling and Disabilities Services Office at ext. 22900 to initiate the process for documenting, assessing and implementing your individual accommodation needs.

* It is the responsibility of each student to ensure that the prerequisites have been met prior to registration in OPT 304. Failure to do so may jeopardize your credit.
Contact Lens Theory I    OPT 303

Topic Outline
- Introduction to keratometer
- Keratometry
- Biomicroscopy
- Ocular assessment procedures
- Contact lens handling
- HVID, palpebral fissure, pupil size
- Contact lens insertion and removal and eyelid eversion
- Fluorescein installation and assessment
- Introduction to radiuscope and lensometry in soft and rigid contact lens verification
- Trial contact lens fitting
- Client handling and professionalism
- Follow up care  - recheck the visual acuity, slit lamp evaluation  and reviewing contact lens maintenance procedures

Mode of Instruction
Lecture, hands-on practice and group work.

In class practice assignments will enable learners to develop skills necessary for contact lens fitting.

Prescribed Texts
1.  Contact Lens  Practice, Nathan Efron 2nd Edition; Elsevier

2.  Contact Lens Complications, Nathan Efron 2nd Edition ; Elsevier

Promotion Policy

Grading Policy
A+ 90%  to  100%
A 80%  to  89%
B+ 75%  to  79%
B 70%  to  74%
C+ 65%  to  69%
C 60%  to  64%
D+ 55%  to  59%
D 50%  to  54%
F 0%    to  49% (Not a Pass)
EXC Excellent
SAT Satisfactory
UNSAT Unsatisfactory

For further information, see a copy of the Academic Policy, available online (http://www.senecacollege.ca/academic-policy) or at Seneca's Registrar's Offices.

Modes of Evaluation
A minimum grade of 60% is required for promotion in Health Sciences Programs.

Keratometer  25% 
Slit Lamp 25%
Client Handling 25% 
Radiuscope and Lensometer 25% 
Total 100%

*The final grade for this course will be designated as : Satisfactory/Unsatisfactory.

NOTE:  Professional standards are in place for the above skills as they are critical to patient safety.  To comply with the standards determined by the Profession, a minimum grade of 70% is required for each skill  in order to achieve a satisfactory grade.

Testing dates have been pre arranged and are non-negotiable. If a test is missed students are required to provide documentation such as a doctor's certificate stating the illness, along with a written request for a make-up testing privileges within 7 days following the date of the test. Make-up examinations will be granted for extenuating circumstances only at the discretion of the appropriate instructor.
Cheating and Plagiarism:
Using another's ideas as one's own, as well as copying directly from books, magazines, reports, and other sources without acknowledgement is plagiarism.  Cheating and plagiarism constitute unacceptable behaviour.  Such offenses occur when a student violates the procedures governing the adminstration of examination, tests or other means of evaluating student achievement in a subject or program.

A promotion meeting will be convened to review alleged instances of cheating or plagiarism.

The minimum penalty for a first offense during a student's attendance at the College will be loss of credit of the evaluation involved or a more stringent penalty consistent with the circumstances.

A second offense may result in the immediate expulsion of the student from the College for the remainder of the current semester and two subsequent academic semesters.

Where there is sufficient evidence to assess a penalty, all relevant information will be maintained in the student's file.  The student has the right to appeal the decision of the College, consistent with academic policy.
Expected English Competencies:
Since this a professional credit subject, marking standards reinforce professional practice by demanding that all written work must demonstrate the following characteristics for clarity and conciseness:
  •     writing is consistent with the rules of English grammar
  •     spelling and punctuation are correct
  •     appropriate vocabulary is used
  •     sentences are structured correctly
  •     work to flow logically through supporting statements
  •     work to be arranged in correct format (i.e. reports, essays)

Approved by: Lisa Somers