Course Title: Perform edging and fitting
Part B: Course Detail
Teaching Period: Term1 2016
Course Code: OPSC5058C
Course Title: Perform edging and fitting
School: 155T Vocational Health and Sciences
Campus: City Campus
Program: C4318 - Certificate IV in Optical Dispensing
Course Contact: Jade Cusworth
Course Contact Phone: +61 3 9925 8382
Course Contact Email: jade.cusworth@rmit.edu.au
Name and Contact Details of All Other Relevant Staff
Timothy Haigh
timothy.haigh@rmit.edu.au
+61 3 9925 4846
Leigh Robinson
leigh.robinson@rmit.edu.au
+61 3 9925 4398
Ralph Richter
ralph.richter@rmit.edu.au
+61 3 9925 4783
Ludmila Keightley
Ludmila.keightley@rmit.edu.au
+61 3 9925 4722
Nominal Hours: 50
Regardless of the mode of delivery, represent a guide to the relative teaching time and student effort required to successfully achieve a particular competency/module. This may include not only scheduled classes or workplace visits but also the amount of effort required to undertake, evaluate and complete all assessment requirements, including any non-classroom activities.
Pre-requisites and Co-requisites
This course is delivered concurrently with the following course:
- HLTOPD407C Perform workshop skills and place orders
Course Description
This course describes the skills and knowledge required to perform edging and fitting of spectacle lenses and to apply specialised techniques, treatments and processes to finish and/or repair spectacle frames and lenses
National Codes, Titles, Elements and Performance Criteria
National Element Code & Title: |
HLTOPD402C Perform edging and fitting |
Element: |
1. Prepare for edging and fitting |
Performance Criteria: |
1.1 Access required information and prescriptions
1.2 Prepare the environment 1.3 Check equipment and instruments to be used 1.4 Use personal protective equipment if required
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Element: |
2. Operate optical equipment |
Performance Criteria: |
2.1 Use optical equipment to edge and fit lenses
2.2 Clean equipment and attachments in accordance with manufacturer's requirements and infection control procedures 2.3 Undertake regular maintenance procedures on equipment in accordance with manufacturers requirements and infection control procedures 2.4 Store equipment and attachments in accordance with manufacturer's requirements and organisation policies and procedures
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Element: |
3. Perform edging and fitting |
Performance Criteria: |
3.1 Prepare for the edging of spectacle lenses 3.2 Edge lenses 3.3 Fit lenses to both plastic and metal frames 3.4 Use special hand-edging techniques to modify lenses for change-overs and centring corrections 3.5 Edge, groove and mount spectacle lenses to nyl-tag frames 3.6 Edge, drill and mount spectacle lenses to rimless frames
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Element: |
4. Perform frame adjustments, repairs and lens treatments |
Performance Criteria: |
4.1 Repair and modify spectacle frames
4.2 Standard alignment of frames 4.3 Produce tinted lenses to required standards
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Element: |
5. Utilise computer technology |
Performance Criteria: |
5.1 Select appropriate technology and software applications to achieve the requirements of the task
5.2 Adjust workspace, furniture and equipment to suit the ergonomic requirements of the user 5.3 Use technology according to organisation requirements and in a way which promotes a safe work environment 5.4 Carry out or arrange routine maintenance in order to ensure that equipment is maintained in accordance with manufacturer's instructions and organisation requirements 5.5 Identify equipment faults and take action in accordance with manufacturer's instructions or by reporting fault to designated person
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Learning Outcomes
Details of Learning Activities
Compulsory attendance at Cluster 3, 4 and 5 for students who attend blocks of learning at RMIT University City Campus.
- Read the relevant topics in the Brooks and Borish online text that is available on Blackboard .
A combination of activities will support students learning in this course, such as:
• Face to face and or online lectures to cover theoretical and practical concepts for each topic in the course
• Students will learn to apply their skills and knowledge to work integrated learning (WIL), during simulations and classroom based learning
• Observations of performance in the workplace and industry placement or simulated environment will be a valuable part of your learning experience
• Tutorial activities (individually and in teams) to discuss, debate, critique and consolidate your ideas and extend your understanding around key concepts within specific topics
• Online discussion and activities support you to collaborate with other students in your course and debate and debate and discuss ideas
• Self directed study time to enhance and strengthen your knowledge and understanding of theoretical concepts
• To further facilitate learning, students are strongly encouraged to use a range of communication tools between themselves and their course instructor as well as between themselves and fellow students by using the online learning platform
Teaching Schedule
• Students who come for blocks of learning at RMIT City campus will be required to attend:
Cluster 3 Monday to Friday week beginning 8th February 2016
Cluster 4: Monday to Friday week beginning 11th April 2016
Cluster 5: Monday to Friday week beginning 6th June 2016
Topic 1: Prepare for edging and fitting
Topic 2: Operate optical equipment
Topic 3: Perform edging and fitting
Topic 4: Perform frame adjustments and repairs
Topic 5: Utilise computer technology
Topic 6: Conduct final checking
Learning Resources
Prescribed Texts
References
System for Ophthalmic Dispensing Third Edition: Clifford W Brooks, Irvin M Borish
This text is available online through Blackboard |
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Other Resources
• Learner Guide HLTOPD402C Perform edging and fitting
• PowerPoint Summary
• Additional learning materials available through Learning Hub
• RMIT Library (www.rmit.edu.au/library)
Students should also make note of the Student Services and Study and Learning Centre that are available to all enrolled students (www.rmit.edu.au/studyandlearningcentre)
Overview of Assessment
Assessment may consist of examinations, quizzes, practical demonstration, work based assessment or simulation, assignments and submission of your learning and assessment guide (workplace evidence portfolio).
Assessment Tasks
Before attempting any of the assessment tasks below, ensure that you agree will all self-assessment checklists in the learner guide and that you have completed the online self assessment quiz.
1. Complete online test titled HLTOPD402C Formal Quiz. This test consists of completing a series of 10 online questions. These questions may consist of true or false, multiple choice or short answer questions. In order to pass you need to correctly answer seven or more questions (7 out of 10) You must complete the quiz by Monday 20th June 2016.
3. You will be required to complete a range of practical edging and fitting tasks due Friday 10th June 2016
Please note that you will need to demonstrate competency in all these assessments tasks in order to achieve competency for this unit.
Assessment Matrix
ASSESSMENT METHODS/TYPES OF EVIDENCE:
Interview/ Verbal Questioning |
Self-Reflections |
Assignment/ Project |
Case Study or Role Play |
Third Party Verification |
Workplace Performance |
Research or Report |
Portfolio of Evidence |
Written Tasks
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NATIONAL UNIT CODE : HLTOPD402C
NATIONAL UNIT NAME :Edge and Fit Ophthalmic Appliances (Release 1)
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RMIT CODE: |
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Elements |
Performance Criteria |
Related Assessment Tasks |
Assessment Method/
Types of Evidence
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1. Prepare for edging and fitting
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1.1 Access required information and prescriptions
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Practical Tasks / Written Tasks |
Practical Tasks / Online Assessment |
1.2 Prepare the environment |
Practical Tasks / Written Tasks |
Practical Tasks / Online Assessment |
1.3 Check equipment and instruments to be used |
Practical Tasks |
Practical Tasks |
1.4 Use personal protective equipment if required |
Practical Tasks / Written Tasks |
Practical Tasks |
2. Operate optical equipment |
2.1. Use optical equipment to edge and fit lenses |
Practical Tasks |
Practical Tasks |
2.2. Clean equipment and attachments in accordance with manufacturer’s requirements and infection control procedures |
Practical Tasks |
Practical Tasks |
2.3. Undertake regular maintenance procedures on equipment in accordance with manufacturers requirements and infection control procedures |
Practical Tasks / Written Tasks |
Practical Tasks / Online Assessment |
2.4. Store equipment and attachments in accordance with manufacturer’s requirements and organisation policies and procedures |
Practical Tasks |
Practical Tasks |
3. Perform edging and fitting |
3.1. Prepare for the edging of spectacle lenses |
Practical Tasks |
Practical Tasks |
3.2. Edge lenses |
Practical Tasks |
Practical Tasks |
3.3.Fit lenses to both plastic and metal frames |
Practical Tasks |
Practical Tasks |
3.4.Use special hand-edging techniques to modify lenses for change-overs and centring corrections |
Practical Tasks |
Practical Tasks |
3.5. Edge, groove and mount spectacle lenses to nyl-tag frames |
Practical Tasks |
Practical Tasks |
3.6. Edge, drill and mount spectacle lenses to rimless frames |
Practical Tasks |
Practical Tasks |
4. Perform Frame Adjustments, repairs and lens treatments |
4.1. Repair and modify spectacles |
Practical Tasks |
Practical Tasks |
4.2. Standard alignment of frames |
Practical Tasks |
Practical Tasks |
4.3. Produce tinted lenses to required standards |
Practical Tasks |
Practical Tasks |
5. Ultilise computer technology |
5.1.Select appropriate technology andsoftware applications to achieve the requirements of the task |
Practical Tasks / Written Tasks |
Practical Tasks / Online Assessment |
5.2. Adjust workspace, furniture and equipment to suit the ergonomic requirements of the user |
Practical Tasks |
Practical Tasks |
5.3. Use technology according to organisation requirements and in a way which promotes a safe work environment |
Practical Tasks |
Practical Tasks |
5.4. Carry out or arrange routine maintenance in order to ensure that equipment is maintained in accordance with manufacturer’s instructions and organisation requirements |
Practical Tasks / Written Tasks |
Practical Tasks / Online Assessment |
5.5. Identify equipment faults and take action in accordance with manufacturer’s instructions or by reporting fault to designated person |
Practical Tasks / Written Tasks |
Practical Tasks / Online Assessment |
6. Conduct final checking procedures |
5.1 Determine any axis or centring error and apply Australian standards tolerances |
Practical Tasks / Written Tasks |
Practical Tasks / Online Assessment |
5.2 Check the spectacles on the focimeter to verify powers, axes and centration |
Practical Tasks |
Practical Tasks |
5.3 Check lens surface for scratching and aberrations |
Practical Tasks |
Practical Tasks |
5.4 Adjust the frame to standard alignment |
Practical Tasks |
Practical Tasks |
5.5 Check metal framed spectacles for strain |
Practical Tasks |
Practical Tasks |
5.6 Clean spectacles |
Practical Tasks |
Practical Tasks |
Assessment Conditions |
Skills must have been demonstrated in the workplace or in a simulated environment that reflects workplace conditions.
The following conditions must be met for this unit:
· use of suitable facilities, equipment and resources, including:
automatic edgers
hand edgers
blockers
markers
focimeters (lensmeters)
nylon groover
drill
clavulus
parallel rules
millimetre (PD) rules
frame tools
frames
lenses
adhesive and protection pads/films
formers
frame heater
soldering unit
tint bath
dyes
· modelling of industry operating conditions, including:
integration of time constraints
integration of problem solving activities
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Practical Tasks |
Practical Tasks |
Assessors must satisfy the Standards for Registered Training Organisations (RTOs) 2015/AQTF mandatory competency requirements for assessors.
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Performance Evidence |
It is critical that the candidate demonstrate the ability to effectively do the task outlined in elements and performance criteria of this unit, manage the task and manage contingencies in the context of the identified work role
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This includes the ability to:
· Apply drilling techniques
· Apply grooving techniques
· Calculate minimum size uncut (MSU):
· MSU using centration chart and by calculation to allow for PD and decentration for prism
· Correctly and accurately use a focimeter (lensmeter) including:
· correct neutralisation
· determination of additions
· determination of axes
· determination of centration
· determination of powers
· determination of prism
· Eliminate errors in templates
· Fit standard nylon rims
· Hand edge using both hand bevelling techniques and safety chamfering
· Handle glass and plastic lens material
· Handle metal and plastic frame material
· Identify and explain the nature of vacuum coatings
· Interpret manufacturer’s transmission curves
· Interpret transmission and absorption data
Make templates using:
hand techniques
machine techniques
Mount lens
Repair and service nylon rims
Take into account opportunities to address waste minimisation, environmental responsibility and sustainable practice issues
Transpose a prescription
Undertake digital fame tracing
Undertake automatic edging including:
blocking/chucking systems
edging wheel designs and characteristics
machine designs
machine operation
Undertake frame adjustments
Undertake frame servicing
· Undertake special hand edging techniques including:
· changeovers
· nasal cut and nasal add (antinasal)
· Use appropriate techniques to inset lens and fit frames
· Use lens samples and to match tint samples
· Use problem solving techniques
· rectifying off-axis lenses
reducing unwanted vertical and/or horizontal prism
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Practical Tasks / Written Tasks
Practical Tasks / Evidence Log
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Practical Tasks / Online Assessment |
Knowledge Evidence |
The candidate must be able to demonstrate essential knowledge required to effectively do the task outlined in elements and performance criteria of this unit, manage the task and manage contingencies in the context of the identified work role
This includes knowledge of:
· Drilled rimless frames including mounts and rimless types and equipment needed Frame measurement systems including boxing and datum
· Filter and tinted lens processes including:
· Australian standards
· plastic lens tinting including dyes and tint types, equipment, preparation, problems and solutions
· transmission testing including equipment and instrumentation, equipment limitations and Australian standards
· Glazing techniques
· Impact resistant safety lenses including:
· advantages and disadvantages
· Australian standards for both general purpose and industrial use
· evaluation of materials including glass, CR39, higher index plastics, polycarbonate and laminates
· impact resistance
· impact testing requirements, conditions and procedures
· principles and processing of thermal and chemical toughening
· problems and special lens requirements
· Relevant Australian Standards
· Scope of metal and plastic frame material including heating, manipulation, adjusting, handling and repair
· Standard nylon rims including the equipment needed
· The properties of lens
· The use of impact resistant protective lenses
· Vacuum coatings including:
· absorptive (tinted) coatings
· handling, cleaning and care of coatings
· manufacturing processes
· multiple layer AR coatings
· single AR coating
surface reflections and ghost images
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Written Tasks
Written Tasks
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On-line Assessment
On-line Assessment
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Foundation Skills |
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Foundation skills essential to performance are explicit in the performance criteria of this unit of competency. |
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Course Overview: Access Course Overview