Measurements for Today's Lenses - How and Why

Measurements for Today's Lenses - How and Why

September 15, 2017, 9:45 AM - 11:45 AM


From basic lenses to the most advanced lenses, measurements are critical to successful eyewear fitting. Understanding some of the reasons lens designers need the measurements they do for today's eyewear. You will learn the effects that position of wear has on the intended Rx. You will learn several methods that most position of wear measurements may be taken both manually and automatically. Understanding position of wear will give you better knowledge to recommend more advanced lenses for the patient's visual comfort and clarity. Understanding the "Why" of these measurements will give you a great tool for troubleshooting.


  • Alex Yoho



    Custom Vision Aids

    Alex Yoho has worked in Optometric offices, Retail Optical, and Optical Laboratories, since 1974. Alex is a Master in Ophthalmic Optics certified by...

Type of Session

  1. Type of Session Course

Course Number

  1. Course Number 32O1

Pending Accreditations

  1. A - ABO Yes
  2. C - COPE No
  3. FL-OD - Florida State Board of Optometry No
  4. FL-OP - Florida State Board of Opticianry No
  5. FL-T - Florida State Board of Opticianry – Technical Yes
  6. N - NCLE No
  7. NYS-CL-A - New York State Opticians - Contact Lenses - Advanced No
  8. NYS-CL-B - New York State Opticians - Contact Lenses - Basic No
  9. NYS-CL-I - New York State Opticians-Contact Lenses-Intermediate No
  10. NYS-D-A - New York State Opticians-Dispensing-Advanced No
  11. NYS-D-B - New York State Opticians-Dispensing-Basic No
  12. NYS-D-I - New York State Opticians-Dispensing-Intermediate Yes
  13. O - Orals No
  14. P - AOA Paraoptometric Commission No
  15. T - TQ-CEE No
  16. TPA - Therapeutic No
  17. J - JCAHPO No

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