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ABO Practice Test Exam Unquestionably Correct Answers for All Exam Questions
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ABO Practice Test Exam Unquestionably Correct Answers for All Exam Questions
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ABO jPractice jTest jExamjUnquestionably jCorrect jAnswers jfor
jAll jExam jQuestions
When jdiscussing jthick jlenses, jthe jfactors jwhich jare jconsidered jin jcomputing jthe jlens jpower jare:
a.front jcurve, jthickness jand jindex
b.back jcurve, jthickness jand jindex
c.front jcurve, jback jcurve jand jthickness
d.front jcurve, jback jcurve, jthickness jand jindex j- janswer✔✔d. jfront jcurve, jback jcurve, jthickness
and jindex
Toric jtransposition jshows:
a.lens jthickness
b.power jin jprincipal jmeridians
c.the jpower jof jthe jADD
d.the jlens jdiameter j- janswer✔✔b. jpower jin jprincipal jmeridians jIncreasing jthe jdiameter jof ja jminus jpower jlens jalways jincreases jits:
a.vertex jpower
b.center jthickness
c.weight
d.refractive jindex j- janswer✔✔c. jweight
The joptical jcenter jof ja jround jsegment jis jlocated:
a.at jthe jvery jtop jof jthe jsegment
b.in jthe jgeometric jcenter jof jthe jsegment
c.5 jmm jfrom jthe jtop jof jthe jsegment
d.at jthe jvery jbottom jof jthe jsegment j- janswer✔✔b. jin jthe jgeometric jcenter jof jthe jsegment jThe jbase jcurve jof jany jmultifocal jlens jis jfound jon jthe jsurface jcontaining jthe:
a.cross jcurve b.cylinder jsurface
c.segment
d.ocular jcurve j- janswer✔✔c. jsegment
Normal jslab-off j(bicentric jgrind) jis jground jon jthe jlens jwhose jvertical jmeridian jhas jthe:
a.strongest jcurves
b.most jplus jpower
c.least jplus jpower
d.least jminus jpower j- janswer✔✔c. jleast jplus jpower
The jrefractive jerror jindicated jby jthe jRx j+1.75 j-2.75 jx j090 jis:
a.compound jhyperopic jastigmatism
b.compound jmyopic jastigmatism
c.simple jmyopic jastigmatism
d.mixed jastigmatism j- janswer✔✔d. jmixed jastigmatism jTempering ja jlens jby jheat jtreating jresults jin ja jlens jbeing:
a.less jresistant jto jimpact
b.more jresistant jto jimpact
c.more jresistant jto jsurface jscratching
d.impossible jto jbreak j- janswer✔✔b. jmore jresistant jto jimpact jA jslab-off jlens jis jfor jthe jcorrection jof:
a.astigmatic jerrors
b.excessive jweight jof jlens
c.excessive jprism jimbalance jat jthe jreading jlevel
d.exotropia j- janswer✔✔c. jexcessive jprism jimbalance jat jthe jreading jlevel
Chem-tempering jmakes ja jglass jlens jmore jimpact jresistant jby jplacing jthe jlens jin ja jpotassium jnitrate jbath. jThe jlens jundergoes ja jprocess jknown jas:
a.ion jexchange
b.iron joxide jactivation
c.silver jhalide jtransfer
d.thermal jbleaching j- janswer✔✔a. jion jexchange Which jwavelengths jof jlight jhave jbeen jindicated jas jpossible jcontributors jto jthe jonset jof jcataracts?
a.400-520 jnm
b.520-635 jnm
c.350-400 jnm
d.635-750 jnm j- janswer✔✔c. j350-400 jnm
When jthe jlenses jare jlaid jout jand jmarked jfor jcutting jand jedging, jthe jlenses jare jusually jdecentered jso jas jto jcorrespond jto jthe jpatient's jpupillary jdistance jafter jlenses jare jinserted. jThis jis jdone jfor jthe jfollowing jreason:
a.to javoid junwanted jprism
b.for jcosmetic jeffect
c.to juse joff-center jlenses
d.to javoid jthick jedges jon jthe jnasal jside j- janswer✔✔a. jto javoid junwanted jprism jLight jfalling jon jthe jfront jsurface jof ja jspectacle jlens jis:
a.partially jreflected, jpartially jabsorbed jand jthe jremainder jrefracted
b.partially jreflected jand jthe jremainder jrefracted
c.partially jabsorbed jand jthe jremainder jrefracted
d.totally jrefracted j- janswer✔✔a. jpartially jreflected, jpartially jabsorbed jand jthe jremainder jrefracted
A jconcave jmirror:
a.can jfocus jparallel jincident jrays jto jform ja jreal jimage
b.can jfocus jparallel jincident jrays jto jform ja jvirtual jimage
c.always jproduces jinverted jimages jof jreal jobjects
d.produces jvirtual jimages jsmaller jthan jthe jreal jobject j- janswer✔✔a. jcan jfocus jparallel jincident
rays jto jform ja jreal jimage
White jlight jis jbroken jinto jits jcomponent jcolors jwhen jit jis:
a.diffracted
b.refracted
c.reflected d.diffracted jor jrefracted j- janswer✔✔d. jdiffracted jor jrefracted jTo jthe jviewer; jthe jimage jseen jin ja jplane jmirror jappears jto jbe:
a.inverted
b.one-half jas jlarge jas jthe jobject
c.twice jas jlarge jas jthe jobject
d.as jfar jbehind jthe jmirror jas jthe jobject jis jin jfront jof jit j- janswer✔✔d. jas jfar jbehind jthe jmirror jas
the jobject jis jin jfront jof jit
The jvelocity jof jlight jis jthe jleast jin:
a.air
b.polycarbonate
c.water
d.flint jglass j- janswer✔✔d. jflint jglass
A jlens jdispersing jwhite jlight jinto jits jcomponent jcolors jis jan jexample jof:
a.achromatic jabberration
b.isochromatic jabberation
c.chromatic jabberation
d.newton's jfringes j- janswer✔✔c. jchromatic jabberation jThe joptical jcenter jof ja jlens jis:
a.at jthe jgeometric jcenter
b.on jthe j180 jline
c.at jthe jpoint jwhere j"A" jand j"B" jmeasurements jmeet
d.a jlens jlocation jof jzero jdeviation jof jthe joptical jaxis j- janswer✔✔d. ja jlens jlocation jof jzero jdeviation jof jthe joptical jaxis
Light jrays jpassing jthrough ja jprism jare jdeviated:
a.toward jthe japex
b.through jan jangle jequal jto jthe japex jangle
c.toward jthe jbase
d.through jthe jbase j- janswer✔✔c. jtoward jthe jbase
Light jtravels joutward jin jall jdirections jfrom jits jsource. jThe jbest jexplanation jof jthis jis jthat jlight
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