Apply surface coatings to ophthalmic lenses

Formats and tools

Unit Description
Reconstruct the unit from the xml and display it as an HTML page.
Assessment Tool
an assessor resource that builds a framework for writing an assessment tool
Assessment Template
generate a spreadsheet for marking this unit in a classroom environment. Put student names in the top row and check them off as they demonstrate competenece for each of the unit's elements and performance criteria.
Assessment Matrix
a slightly different format than the assessment template. A spreadsheet with unit names, elements and performance criteria in separate columns. Put assessment names in column headings to track which performance criteria each one covers. Good for ensuring that you've covered every one of the performance criteria with your assessment instrument (all assessement tools together).
Wiki Markup
mark up the unit in a wiki markup codes, ready to copy and paste into a wiki page. The output will work in most wikis but is designed to work particularly well as a Wikiversity learning project.
Evidence Guide
create an evidence guide for workplace assessment and RPL applicants
Competency Mapping Template
Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners. A template for developing assessments for a unit, which will help you to create valid, fair and reliable assessments for the unit, ready to give to trainers and students
Observation Checklist
create an observation checklist for workplace assessment and RPL applicants. This is similar to the evidence guide above, but a little shorter and friendlier on your printer. You will also need to create a seperate Assessor Marking Guide for guidelines on gathering evidence and a list of key points for each activity observed using the unit's range statement, required skills and evidence required (see the unit's html page for details)

Self Assessment Survey
A form for students to assess thier current skill levels against each of the unit's performance criteria. Cut and paste into a web document or print and distribute in hard copy.
Moodle Outcomes
Create a csv file of the unit's performance criteria to import into a moodle course as outcomes, ready to associate with each of your assignments. Here's a quick 'how to' for importing these into moodle 2.x
Registered Training Organisations
Trying to find someone to train or assess you? This link lists all the RTOs that are currently registered to deliver HLTOPT407C, 'Apply surface coatings to ophthalmic lenses'.
Google Links
links to google searches, with filtering in place to maximise the usefulness of the returned results
Reference books for 'Apply surface coatings to ophthalmic lenses' on This online store has a huge range of books, pretty reasonable prices, free delivery in Australia *and* they give a small commission to for every purchase, so go nuts :)

Elements and Performance Criteria



1. Check quality of lens

1.1 Ensure quality of lens surface

1.2 Ensure optical quality of lens is within acceptable tolerances

1.3 Ensure lens complies with prescription needs and fitting criteria of prescription

2. Apply clean-room practices

2.1 Ensure appropriate clean-room practices and procedures are implemented

2.2 Identify and remedy unwanted contaminants in clean-room area

2.3 Identify compliance of wearing appropriate personal protective equipment

3. Apply dirty-room practices

3.1 Ensure all solvents, acids and cleaning products are labelled in compliance with OH&S criteria and Material Data Safety Sheets

3.2 Recognise 'hazards' and address relevant hazardous situations appropriately

3.3 Ensure all safety practices are complied with in ordering, use, handling and storage of solvents, acids and cleaning products

3.4 Ensure all legislative and environmental regulations are adhered to in the disposal of solvents, acids and cleaning products

3.5 Ensure use of appropriate PPEs within the dirty-room environment

4. Identify type of coating

4.1 Interpret lens order

4.2 Arrange appropriate scheduling for batch coating processing

4.3 Select appropriate coating process

5. Apply coating to lenses

5.1 Prepare lens for coating, ensuring holding apparatus will not interfere with quality of coating

5.2 Apply hard and/or primer coating to specifications

5.3 Cure lens coating according to manufacturers' recommendations

5.4 Complete all quality checks on substratum ensuring compliance to needs of vacuum deposition process

5.5 Apply vacuum coating

6. Check coating finish

6.1 Check light transmission of coating in line with manufacturer/suppliers recommendations and/or organisational policies and procedure

6.2 Check lens surface in line with manufacturer/ supplier recommendations and/or organisation policies and procedure

6.3 Check surface quality in line with manufacturer/ supplier recommendations and or organisation policies and procedure

7. Despatch lens

7.1 Package lens in order that no lens wastage occurs

7.2 Despatch lens in accordance with the lens order

7.3 Confirm completion of job