ABO EXAM PRE-TEST QUESTIONS AND
ANSWERS WITH SOLUTIONS 2024
150 mm - ANSWER When ordering a six inch temple, its corresponding millimeter value is which of the
following?
A. 135 mm
B. 140 mm
C. 145 mm
D. 150 mm
500 mm - ANSWER What is the focal length of a 2 diopter lens?
A. 500 cm
B. 39.37 inches
C. 500 mm
D. 2 meters
Nanometers - ANSWER Wavelengths are measured in
A. Meters
B. Decimeters
C. Centimeters
D. Nanometers
UVC - ANSWER Which of the following has the shortest and therefore most harmful wavelength?
A. UVC
B. UVB
C. UVA
D. INFRARED
Compound one another - ANSWER When two light wavesw are in "in phase" they will
A. Destroy on another
,B. Reduce each front by half
C. Compound one another
D. None of the above
Plus or minus 3 degrees - ANSWER The cylinder axis tolerance for a 1.00D cylinder according to ANSI Z80.1
is
A. Plus or minus 7 degrees
B. Plus or minus 5 degrees
C. Plus or minus 3 degrees
D. Plus or minus 2 degrees
Thicker temporally - ANSWER A plus lens decentered "out" will result in a finished lens which is
A. Balanced
B. Thicker temporally
C. Thicker nasally
D. Uniform in edge thickness
Thicker nasally - ANSWER A minus lens decentered "out" will result in a finished lens which is
A. Balanced
B. Thicker temporally
C. Thicker nasally
D. Uniform in edge thickness
8% - ANSWER An uncoated normal plastic lens will reflect approximately ______% of light.
A. 2%
B. 4%
C. 8%
D. 12%
, Biconcave - ANSWER A lens having a minus curve on both front and back is called
A. Toric
B. Meniscus
C. Biconvex
D. Biconcave
50% - ANSWER Give the RX +1.00 +1.00 x 45, how much of the +1.00 cylinder is in the effect at axis 90?
A. 100%
B. 70%
C. 50%
D. 0
97% if its power - ANSWER 80 degrees from the specified axis, a cylinder will show
A. 5% of its power
B. 10% of its power
C. 50% of its power
D. 97% of its power
Hyperope - ANSWER The type of patient often bothered by large magnified eye look is a
A. Myope
B. Persbyope
C. Hyperope
D. Emmetrope
Size - ANSWER A Box O graph is used to measure lenses for
A. Axis
B. Power
C. Thickness
D. Size
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Performance. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.