Result

Vision Procedures Manual September 2005  TABLE OF CONTENTS Chapter Page 1 INTRODUCTION ........................................................................................... 1-1 1.1 Overview of Vision Exam Component............................................... 1-1 1.2 General Overview of Procedures ........................................................ 1-1 2 EQUIPMENT .................................................................................................. 2-1 2.1 Description of Exam Room in the MEC............................................. 2-1 2.2 Description of Equipment and Supplies ............................................. 2-1 2.2.1 The Lensmeter..................................................................... 2-2 2.2.2 The Autorefractor/Keratometer........................................... 2-2 2.3 Equipment Setup Procedures .............................................................. 2-2 2.3.1 Start of Stand Procedures .................................................... 2-2 2.3.2 Calibration – Lensmeter ...................................................... 2-3 2.3.3 Calibration – Autorefractor ................................................. 2-9 2.3.4 Tolerance............................................................................. 2-11 2.4 Recording in ISIS................................................................................ 2-11 2.4.1 Start of Stand Quality Control............................................. 2-11 2.4.2 Daily Quality Control.......................................................... 2-14 2.4.3 End of Session Quality Control........................................... 2-15 2.4.4 Weekly Quality Control ...................................................... 2-15 2.5 Care and Maintenance ........................................................................ 2-16 2.5.1 Cleaning of Equipment ....................................................... 2-16 2.5.2 Maintenance ........................................................................ 2-17 2.5.3 Malfunctions and Troubleshooting ..................................... 2-17 2.6 End of Stand Procedures..................................................................... 2-18 3 EXAMINATION PROTOCOL ....................................................................... 3-1 3.1 Eligibility Criteria ............................................................................... 3-1 3.2 Pre-examination Procedures ............................................................... 3-1 3.2.1 Answering SP Questions..................................................... 3-2 3.2.2 Medical Exclusions ............................................................. 3-3 iii  TABLE OF CONTENTS (continued) Chapter Page 3.3 Procedures........................................................................................... 3-3 3.3.1 Overview of Procedures ...................................................... 3-3 3.3.2 Overview of the Exam Guide Screen .................................. 3-5 3.3.3 Near Card Vision Test......................................................... 3-6 3.3.4 Begin Vision Exam ............................................................. 3-10 3.3.5 Measuring Prescription of Eye Glasses............................... 3-12 3.3.6 Automated Refraction and Visual Acuity Measurements... 3-17 3.4 Examining SPs with Physical Limitations........................