Focimeter - Study guides, Class notes & Summaries
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Full Test Bank For ABO (American Board of Opticianry) Exams/Practice Test/ Questions and Answers /2024 Guarantee Pass Guide
- Exam (elaborations) • 324 pages • 2024
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Full Test Bank For ABO (American Board of Opticianry) Exams/Practice Test/ Questions and Answers /2024 Guarantee Pass Guide 
ABO Practical Questions	2 
ABO Latest Test	10 
ABO EXAM PRE-TEST	14 
ABO Exam Questions and Answers	35 
ABO PRACTICE EXAM	41 
ABO Practice Exams Questions and Answers	43 
ABO REVIEW Questions Answered 100% Correct	65 
ABO Practice Test	69 
ABO Exam Prep Solved 10% Correct Questions and Answers	84 
ABO Study Guide Questions and Answers	91 
ABO Practical Exam	97 
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ABO Practical Exam Questions And Correct Answers, With Complete Verified Solution.
- Exam (elaborations) • 3 pages • 2024
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ABO Practical Exam Questions And Correct Answers, With Complete Verified Solution. 
 
Cancelling effect- subtract prism amounts 
BU/BU 
BD/BD 
BI/BO 
Powers between 0.00 & +/- 3.00 
Read in 1/8 diopters 
.12 
.37 
.62 
.87 
Lensometer is also referred to as 
Lensmeter, focimeter, vertometer 
To focus eyepiece 
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 lensomet...
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ABO Practical Exam Questions and Answers 2024
- Exam (elaborations) • 4 pages • 2024
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ABO Practical Exam Questions and Answers 2024 
Cancelling effect- subtract prism amounts -Answer-BU/BU 
BD/BD 
BI/BO 
Powers between 0.00 & +/- 3.00 -Answer-Read in 1/8 diopters 
.12 
.37 
.62 
.87 
Lensometer is also referred to as -Answer-Lensmeter, focimeter, vertometer 
To focus eyepiece -Answer-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) ...
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ABO -American Board of Opticianry Practical Test Latest 2024 Solved 100% Correct
- Exam (elaborations) • 8 pages • 2024
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ABO -American Board of Opticianry Practical Test Latest 2024 Solved 100% Correct 
Horizontal & Vertical Centration Formula{Answer: - Given PD/OC - Human PD/OC= mm moved 
Frame PD is found by adding A+DBL 
 
Power in Oblique Meridians{Answer: - Dt= (sina)²x Dc +Ds 
Dt= Total Power we need 
(sina)²= degree we have degree we need 
Dc= cylinder power 
Ds= sphere power 
 
Lensmeter{Answer: - is an ophthalmic instrument. It is mainly used by optometrists and opticians to verify the correct prescript...
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ABO Practical Exam Questions And Correct Answers, With Complete Verified Solution
- Exam (elaborations) • 3 pages • 2024
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- $9.99
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ABO Practical Exam Questions And Correct Answers, With Complete Verified Solution. 
 
Cancelling effect- subtract prism amounts 
BU/BU 
BD/BD 
BI/BO 
Powers between 0.00 & +/- 3.00 
Read in 1/8 diopters 
.12 
.37 
.62 
.87 
Lensometer is also referred to as 
Lensmeter, focimeter, vertometer 
To focus eyepiece 
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 lensomet...
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ABO Practical Exam 2023 with 100% correct answers
- Exam (elaborations) • 4 pages • 2023
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- $17.49
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Cancelling effect- subtract prism amounts - correct answerBU/BU 
BD/BD 
BI/BO 
 
Powers between 0.00 & +/- 3.00 - correct answerRead in 1/8 diopters 
.12 
.37 
.62 
.87 
 
Lensometer is also referred to as - correct answerLensmeter, focimeter, vertometer 
 
To focus eyepiece - correct answer1) 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 pow...
-
ABO Practical Exam Solved 100% Correct!!
- Exam (elaborations) • 4 pages • 2023
- Available in package deal
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- $7.49
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Cancelling effect- subtract prism amounts - BU/BU 
BD/BD 
BI/BO 
Powers between 0.00 & +/- 3.00 - Read in 1/8 diopters 
.12 
.37 
.62 
.87 
Lensometer is also referred to as - Lensmeter, focimeter, vertometer 
To focus eyepiece - 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- shoul...
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ABO Lensometer 13 Question and answers already passed 2023/2024
- Exam (elaborations) • 3 pages • 2024
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ABO Lensometer 13 Question and answers already passed 2023/2024Another name for the lens meter is: - correct answer Focimeter 
 
When looking through the eyepiece of the lens meter the 3 thinly spaces lines represent: - correct answer Sphere power 
 
When looking through the eyepiece of the lens meter the 3 widely spaces lines represent: - correct answer Cylinder Power 
 
When looking through the eyepiece of the lens meter, when the 3 closely spaced lines and 3 widely spaced lines do not come i...
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ABO Practical Exam Questions And Answers (Updated And Verified)
- Exam (elaborations) • 6 pages • 2024
- Available in package deal
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ABO Practical Exam Questions And Answers 
(Updated And Verified) 
Single Vision - answercorrects for one distance 
Multifocal - answerCorrects with two or more prescriptions (or 'powers') 
Bifocal - answerlens having two focus strengths 
Trifocal - answerpertaining to having three focus strengths 
Calculating Prismatic Effects - answerobtained at the center of an optical lens by producing a 
difference in edge thickness, either by grinding the back surface at an angle to the front surface 
dur...
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ABO Practical Exam Questions And Correct Answers, With Complete Verified Solution.
- Exam (elaborations) • 3 pages • 2024
-
- $10.77
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ABO Practical Exam Questions And Correct Answers, With Complete Verified Solution. 
 
Cancelling effect- subtract prism amounts 
BU/BU 
BD/BD 
BI/BO 
Powers between 0.00 & +/- 3.00 
Read in 1/8 diopters 
.12 
.37 
.62 
.87 
Lensometer is also referred to as 
Lensmeter, focimeter, vertometer 
To focus eyepiece 
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 lensomet...
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