Exam (elaborations)
ABO/NAO – Questions With Accurate Answers (Verified)
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ABO/NAO – Questions With Accurate Answers (Verified)
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ABO/NAO – Questions With Accurate Answers(Verified)
The library temple style:
A. is popular for the half-eye design
B. is easy to slip on and off
C. is meant to be fitted straight back
D. all of the above Right Ans - D
The first thing to do before neutralizing a lens is:
A. clean the lens
B. adjust the lens table
C. focus the eyepiece
D. place the axis wheel at the 90 degree meridian Right Ans - C.
Lens calipers are used to measure lenses for:
A. thickness
B. axis
C. decentration
D. power Right Ans - A.
What does the pupillometer measure? Right Ans - interpupillary distance -
distance between the pupils
The most common metel used for spectacle frames, composed mainly of
nickel, with the second largest component of copper, is what? Right Ans -
monel - monel is whitish in color and pliable for good adjustment
What are clip-ons Right Ans - they are supplementary lenses in a mounting
that fasten to the frame front of a conventional pair of specs. they may contain
sun lenses,plus lenses, prisms,or any other rx for desired testing or visual
training
Which of the following statements is true of a polyamide?
A. hypoallergenic
B. air heat is recommended over salt pan
C. shrinks when overheated
D all of the above Right Ans - D
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