This course is intended for beginning and intermediate levels.
This section contains material on refractometry in plus cylinder including actual diagrams of the phoropter with the parts labeled and an actual example of a refractometry in plus cylinder with diagrams of the phoropter and detailed explanations at each step.
After completing this section the student should be able to demonstrate the following:
Label/list the parts of the phoropter
Correctly read a prescription from the phoropter
Correctly put a prescription into the phoropter
Describe how to refine sphere power
Describe how to refine cylinder axis
Describe how to refine cylinder power
Follow a refinement step by step
List the steps to perform refinement of refractometry
Describe how to make sure a patient is not overminused
List the steps to perform the red green test
List the steps to perform binocular balancing
Identify when to perform the red green test
Identify when to perform binocular balancing
Here is what some ophthalmic personnel who took this course had to say:
“Very informative and helpful information, presented in a format that was simple, direct and helpful. Thank You for making this possible and most
of all economical” M.I., COT
“Please make more topics available, your courses are great!” L.H., COA
“Very helpful!” A.P., COA
This course should take approximately one hour to complete.