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ABO EXAM PRE-TEST PRACTICE QUESTIONS AND ANSWERS

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ABO EXAM PRE-TEST PRACTICE QUESTIONS AND ANSWERS 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 ...

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  • November 3, 2024
  • 30
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • 2025 Tests Prep
  • 2025 Tests Prep
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KaylinHoffman
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ABO EXAM PRE-TEST PRACTICE

QUESTIONS AND ANSWERS


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


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,Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024


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

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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




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