8/15/25, 8:37 AM ABO EXAM PRE-TEST COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANSWERS (NEW) …
ABO EXAM PRE-TEST COMPREHENSIVE
QUESTIONS WITH MULTIPLE CHOICES |VERIFIED
& REVISED ANSWERS (NEW) 2025-2026
When ordering a six inch temple, its corresponding
millimeter value is which of the following?
A. 135 mm
150 mm B. 140 mm
C. 145 mm
D. 150 mm
What is the focal length of a 2 diopter lens?
A. 500 cm
500 mm B. 39.37 inches
C. 500 mm
D. 2 meters
Wavelengths are measured in
A. Meters
Nanometers B. Decimeters
C. Centimeters
D. Nanometers
Which of the following has the shortest and therefore most
harmful wavelength?
UVC A. UVC
B. UVB
C. UVA
D. INFRARED
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,8/15/25, 8:37 AM ABO EXAM PRE-TEST COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANSWERS (NEW) …
When two light wavesw are in "in phase" they will
A. Destroy on another
Compound one another B. Reduce each front by half
C. Compound one another
D. None of the above
The cylinder axis tolerance for a 1.00D cylinder according to ANSI
Z80.1 is
Plus or minus 3 degrees A. Plus or minus 7 degrees
B. Plus or minus 5 degrees
C. Plus or minus 3 degrees
D. Plus or minus 2 degrees
A plus lens decentered "out" will result in a finished lens which is
A. Balanced
Thicker temporally B. Thicker temporally
C. Thicker nasally
D. Uniform in edge thickness
A minus lens decentered "out" will result in a finished lens which
is
Thicker nasally A. Balanced
B. Thicker temporally
C. Thicker nasally
D. Uniform in edge thickness
An uncoated normal plastic lens will reflect approximately %
of light.
8% A. 2%
B. 4%
C. 8%
D. 12%
A lens having a minus curve on both front and back is called
A. Toric
Biconcave B. Meniscus
C. Biconvex
D. Biconcave
Give the RX +1.00 +1.00 x 45, how much of the +1.00 cylinder is in
the effect at axis 90?
50% A. 100%
B. 70%
C. 50%
D. 0
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, 8/15/25, 8:37 AM ABO EXAM PRE-TEST COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANSWERS (NEW) …
80 degrees from the specified axis, a cylinder will show
A. 5% of its power
97% if its power B. 10% of its power
C. 50% of its power
D. 97% of its power
The type of patient often bothered by large magnified eye look is
a
Hyperope A. Myope
B. Persbyope
C. Hyperope
D. Emmetrope
A Box O graph is used to measure lenses for
A. Axis
Size B. Power
C. Thickness
D. Size
https://quizlet.com/1065479470/abo-exam-pre-test-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-2025-flash-cards/?f… 3/22
ABO EXAM PRE-TEST COMPREHENSIVE
QUESTIONS WITH MULTIPLE CHOICES |VERIFIED
& REVISED ANSWERS (NEW) 2025-2026
When ordering a six inch temple, its corresponding
millimeter value is which of the following?
A. 135 mm
150 mm B. 140 mm
C. 145 mm
D. 150 mm
What is the focal length of a 2 diopter lens?
A. 500 cm
500 mm B. 39.37 inches
C. 500 mm
D. 2 meters
Wavelengths are measured in
A. Meters
Nanometers B. Decimeters
C. Centimeters
D. Nanometers
Which of the following has the shortest and therefore most
harmful wavelength?
UVC A. UVC
B. UVB
C. UVA
D. INFRARED
https://quizlet.com/1065479470/abo-exam-pre-test-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-2025-flash-cards/?f… 1/22
,8/15/25, 8:37 AM ABO EXAM PRE-TEST COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANSWERS (NEW) …
When two light wavesw are in "in phase" they will
A. Destroy on another
Compound one another B. Reduce each front by half
C. Compound one another
D. None of the above
The cylinder axis tolerance for a 1.00D cylinder according to ANSI
Z80.1 is
Plus or minus 3 degrees A. Plus or minus 7 degrees
B. Plus or minus 5 degrees
C. Plus or minus 3 degrees
D. Plus or minus 2 degrees
A plus lens decentered "out" will result in a finished lens which is
A. Balanced
Thicker temporally B. Thicker temporally
C. Thicker nasally
D. Uniform in edge thickness
A minus lens decentered "out" will result in a finished lens which
is
Thicker nasally A. Balanced
B. Thicker temporally
C. Thicker nasally
D. Uniform in edge thickness
An uncoated normal plastic lens will reflect approximately %
of light.
8% A. 2%
B. 4%
C. 8%
D. 12%
A lens having a minus curve on both front and back is called
A. Toric
Biconcave B. Meniscus
C. Biconvex
D. Biconcave
Give the RX +1.00 +1.00 x 45, how much of the +1.00 cylinder is in
the effect at axis 90?
50% A. 100%
B. 70%
C. 50%
D. 0
https://quizlet.com/1065479470/abo-exam-pre-test-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-2025-flash-cards/?f… 2/22
, 8/15/25, 8:37 AM ABO EXAM PRE-TEST COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANSWERS (NEW) …
80 degrees from the specified axis, a cylinder will show
A. 5% of its power
97% if its power B. 10% of its power
C. 50% of its power
D. 97% of its power
The type of patient often bothered by large magnified eye look is
a
Hyperope A. Myope
B. Persbyope
C. Hyperope
D. Emmetrope
A Box O graph is used to measure lenses for
A. Axis
Size B. Power
C. Thickness
D. Size
https://quizlet.com/1065479470/abo-exam-pre-test-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-2025-flash-cards/?f… 3/22
