Exam (elaborations)

ABO PRACTICAL EXAM QUESTIONS WITH VERIFIED ANSWERS [GUARANTEED PASS 100%]

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ABO PRACTICAL EXAM QUESTIONS WITH VERIFIED ANSWERS [GUARANTEED PASS 100%]

Institution

BO PRA

Course

BO PRA

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ABO PRACTICAL EXAM QUESTIONS WITH
VERIFIED ANSWERS [GUARANTEED PASS
100%]
Cancelling effect- subtract prism amounts - Correct Answers -BU/BU

BD/BD

BI/BO

Powers between 0.00 & +/- 3.00 - Correct Answers -Read in 1/8 diopters

.12

.37

.62

.87

Lensometer is also referred to as - Correct Answers -Lensmeter, focimeter, vertometer

To focus eyepiece - Correct Answers -1) while turned off. Place white sheet of paper against lens
stop.

2) turn focus ring all the way counter clockwise,and then back clockwise until sharp.

3) remove paper and turn lensometer on

4) move power drum to high plus, then turn away from you until sharp- should land at 0.00.

To read HORIZONTAL prism - Correct Answers -Axis must be @ 180°, if not, transpose rx.

P=hcmxd - Correct Answers -Prentice rule

P(prism)

Hcm(amount moved)

, D(diopter)

BO/BO - Correct Answers -Compounds- add

BI/BIF-FCorrectFAnswersF-Compounds-Fadd

BU/BDF-FCorrectFAnswersF-Compounds-Fadd

BU/BUF-FCorrectFAnswersF-Cancels-Fsubtract

BD/BDF-FCorrectFAnswersF-Cancels-Fsubtract

BI/BOF-FCorrectFAnswersF-Cancels-Fsubtract

BlackFnumbersFonFlensometerFpowerFdrumF-FCorrectFAnswersF-(+)

RedFnumbersFonFlensometerFpowerFdrumF-FCorrectFAnswersF-(-)

WhenFneutralizing,FifFyouFhaveFaFpowerFthatFisFinF1/8FdioptersFandFneedFtoFsubtractF-
FCorrectFAnswersF-AddF1FtoF1/8Famount

Ex.F.12,FyouFwouldFneedFtoFsubtractF.13

FocusFsphereFlinesFfirst,FifFcylinderFlinesFfocusFfirstF-FCorrectFAnswersF-RotateFaxisFdrumFbyF90°

WhenFyouFhaveFcylinderFpower,FturnFtheFpowerFdrumFtoF-FCorrectFAnswersF-
TheFhighFplus,FthenFgraduallyFreduceFpowerFuntilFoneFofFtheFmeridiansFcomesFintoFfocus.

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Uploaded on: February 16, 2026
Number of pages: 5
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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abo practical exam questions with verified answers

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ABO PRACTICAL EXAM QUESTIONS WITH VERIFIED ANSWERS [GUARANTEED PASS 100%]

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