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ABO STUDY-OPTICIAN QUESTIONS AND ANSWERS
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ABO STUDY-OPTICIAN QUESTIONS AND ANSWERS
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ABO STUDY-OPTICIAN
QUESTIONS AND
ANSWERS
Amblyopia is frequently treated with? - Answers -Occluder Lenses
When light entering the eye, without corrective lenses, comes to a focus partially in front
of the retina and partially back of the retina, the patient's refractive error is
__________ ? - Answers -Mixed Astigmatism
Visual acuity in not affected by _________ ? - Answers -Interpupillary distance
In near sighted eye, incident rays of light form an image __________ ? - Answers -
Anterior to the retina
The tendency of an eye to deviate from its normal position is called _______? -
Answers -Phoria
The human eye is held in place by how many small muscles? - Answers -Six
When the eye is in the relaxed state, the greatest refraction occurs at the ______? -
Answers -Front surface of the cornea
If the eyewires touch the cheeks, the adjustment to take care of this condition would be:
- Answers -Decrease pantoscopic tilt
When light entering the eye, without corrective lenses, come to a focus in front of the
retina, the patient's refractive error is: - Answers -Myopia
What is the first thing to consider when fitting a frame to a patient's face? - Answers -
Width of the frame
, What should you do when a consumer comes in and complains of severe eye pain? -
Answers -Refer the consumer to their eye doctor
It is generally an accepted procedure to fit the top of the trifocal segment to the _____?
- Answers -Bottom edge of pupil
A consumer complains that his old eyeglasses give him better visual acuity than his new
glasses (same Rx). What should the optician do? - Answers -Check the vertex distance
and base curve
A pupilometer is used to measure the _________ - Answers -Interpupillary distance
Prior to the adoption of the Prescription Release Rule, it was not ___________ for the
prescribing eye doctor to give the consumer the Rx. - Answers -mandatory
If the lensometer mires cannot be centered in the central portion of the lensometer
target, the lens probably contains: - Answers -prism
Where will the optical center appear in a lensometer when neutralizing a right lens for
base down prism? - Answers -Below the target center
Which is not a possible solution for the frame sitting too high on the face?
a. stretch the bridge (plastic)
b. spread the nose pads
c. bend the guard arms down and readjust the vertical pad angle
d. choose a different frame - Answers -c. bend the guard arms down and readjust the
vertical pad angle
A retinascope is used to: - Answers -measure refractive error
The patient's Rx -2.00-0.50x120 Add +3.00 with 50% trifocal. The Rx through the
intermediate portion of the trifocal will read: - Answers --0.50-0.50x120
The instrument that provides information on the patients refractive status by reflecting
light off the retina is? - Answers -Retinoscope
When verifying an ADD with a lens clock, a +2.75 would clock ______ in distance and
______ in segment. Which of the following:
a. +6.12, +8.6f2
b. -4.50, -7.25
c. +4.37, +7.12
d. +3.75, +1.00 - Answers -+4.37, +7.12
A polariscope is used to check inserted lenses for: - Answers -strain
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