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Best regards
Zmags
NATIONAL ACADEMY OF OPTICIANRY
I S I O N
of the Industry
Volume I4I
2025
FROM THE DESK OF
PRESIDENT
Glenn Morris
Dear NAO Members,
Happy holidays to you all! As I write this
letter, I am currently making preparations
for Thanksgiving. By the time you read
this letter, we will all be forming our plans
for New Year’s Eve! Whether you choose
to celebrate with family, friends, or alone;
at dinners, parties, or a quiet night, we
hope that this holiday season brought you
joy, relaxation, and an exciting outlook
towards 2026!
The NAO already has some amazing
events in the pipeline for the upcoming
year. In January, we will have our Annual
Winter Board of Directors meeting.
Eight committees, comprised of some of
opticianry’s finest professionals, will meet
to ensure that we are continuing to serve
our
NATIONAL ACADEMY OF OPTICIANRY I S I O N of the
Industry News section heads Happy Holid
Free SECO Registration! MEET THE NEWEST NAO B
NAO's Online CECs Our online CECs are quality, qu
NAO News Meet Your Newest NAO Board Member! René
Academy Awards WE WANT YOUR NOMINATIONS FOR OUR A
Your Free CEC You're Worth It! To ac
Vertex Distance, Effective Power and Compensated
However, the glasses are fit at 14 mm in front of
In the case of contact lenses, the lenses are fit
Effective Power/Compensated Power Therefore, if t
Example 1: A -12.00 D sphere lens is refracted a
Example 3: A +12.00 D sphere lens is refracted a
Example 5: Given an Rx of -10.00 – 2.00 x 090, r
We have just reviewed the simple formula. However
Martin’s Tilt Formula The formula is: New Sphere
The induced cylinder power is of the same sign as
If a frame has 10 degrees of wrap, standard lense
As patients look straight ahead in a flat lens pr
Vertex Distance, Effective Power and Compensated
7. If a minus lens is moved closer to the e
13. Given an Rx of +8.00 D sphere, refracted
19. Given an Rx of -10.00 – 2.00 X 090, refra
Vertex Distance, Effective Power and Compen