ABO NCLE EXAM | QUESTIONS WITH VERIFIED
ACCURATE ANSWERS | LATEST UPDATED
A condition of the eye in which light focuses in front of the retina. Caused by either the
eye being too strong or the globe of the eye being too long - Answers -Myopia
Difficulty accommodating* due to the crystalline lens becoming less elastic. - Answers -
Presbyopia
Around what wavelenght of light is thought to cause cataracts - Answers -460 nm
Axis pliers are meant to do what - Answers -Turn and rotate a lens
Cr39 Index and abbe - Answers -Index 1.49 Abbe 59
Crown glass index and abbe - Answers -Index 1.523 Abbe 60
Trivex Index and abbe - Answers -Index 1.54 Abbe 43-45
Polcarbanate index and abbe - Answers -Index 1.58 Abbe 30
Hight index 1.60- 1.67 index and abbe - Answers -1.6 abbe 36, 1.67 abbe 32
Ultra high index 1.70- 1.7.4 index and abbe - Answers -1.7 abbe 36, 1.74 abbe 33
If somone chose a pair of lenses to put in a frame for primary sports use what
orginazation would have checked the safety of the lenses - Answers -ASTM
What indication on a frame or glass indicates a pair of saftey glasses - Answers -ANSI
Z87.1
how thick does a lens from a pair of safety glasses have to be - Answers -3 mm thick or
on a perscription higher than +3 at its thinest part needs to be 2 mm
Where is the concentric circles in a lensometer ? - Answers -Within the recticle
What is a distometer used for? - Answers -Measuring vertex distance between the front
of the eye and the back of the lens
What is a phoropter used for ? - Answers -measures the eye's refractive error to help
determine and eye prescription
What is a poalriscope used for? - Answers -it measures internal stress within lens
, A condition of the eye in which light rays are focused behind the retina Caused by the
eye being too weak or the globe of the eye being too short - Answers -Hyperopia
A condition where the eyes have unequal refractive power, greater than 1 diopter. -
Answers -Anisometropia
A condtion where the two eyes have opposite signs. One eye is Hyperopic and the
other eye is Myopic. - Answers -Antimetropia
ANSI standards for horizonal prism - Answers -0.66△
ANSI standarda for vertical prism - Answers -0.33△
an inability to see clearly through one eye. It occurs during childhood, typically when the
nerve pathway between the brain and eye doesn't develop normally. - Answers -
Amblyopia
Cloudy or opaque crystalline lens due to aging. - Answers -Cataract
Having a fake crystaline lens or implant from surgery. A patient is given an intraocular
lens implant after cataract surgery - Answers -Pseudophakia
Missing the crystalline lens - Answers -Aphakia
Double vision is called - Answers -Diplopia
Exphoria is what? - Answers -Tendency to turn outward
Esotropia is what? - Answers -Permanent turn inward
MBS size equation - Answers -MBS= ED+Decentration+2
5/8 stell ball, drop ball test is perfomed by who? - Answers -FDA
At what height is the drop ball test performed? - Answers -50 Inches
The drop ball test is meant to test for? - Answers -Impact resistance
Most wrap around frames are made from what material? - Answers -Nylon
What frame material is made of a mix of metals - Answers -Monel
What is the depth of a 7x28 trifocal lens - Answers -7mm
What is the first step to netrulize a frame in lensometer? - Answers -Focus the
eyepiece, turn the eyepiece counter clockwise till blurry and clockwise till clear
ACCURATE ANSWERS | LATEST UPDATED
A condition of the eye in which light focuses in front of the retina. Caused by either the
eye being too strong or the globe of the eye being too long - Answers -Myopia
Difficulty accommodating* due to the crystalline lens becoming less elastic. - Answers -
Presbyopia
Around what wavelenght of light is thought to cause cataracts - Answers -460 nm
Axis pliers are meant to do what - Answers -Turn and rotate a lens
Cr39 Index and abbe - Answers -Index 1.49 Abbe 59
Crown glass index and abbe - Answers -Index 1.523 Abbe 60
Trivex Index and abbe - Answers -Index 1.54 Abbe 43-45
Polcarbanate index and abbe - Answers -Index 1.58 Abbe 30
Hight index 1.60- 1.67 index and abbe - Answers -1.6 abbe 36, 1.67 abbe 32
Ultra high index 1.70- 1.7.4 index and abbe - Answers -1.7 abbe 36, 1.74 abbe 33
If somone chose a pair of lenses to put in a frame for primary sports use what
orginazation would have checked the safety of the lenses - Answers -ASTM
What indication on a frame or glass indicates a pair of saftey glasses - Answers -ANSI
Z87.1
how thick does a lens from a pair of safety glasses have to be - Answers -3 mm thick or
on a perscription higher than +3 at its thinest part needs to be 2 mm
Where is the concentric circles in a lensometer ? - Answers -Within the recticle
What is a distometer used for? - Answers -Measuring vertex distance between the front
of the eye and the back of the lens
What is a phoropter used for ? - Answers -measures the eye's refractive error to help
determine and eye prescription
What is a poalriscope used for? - Answers -it measures internal stress within lens
, A condition of the eye in which light rays are focused behind the retina Caused by the
eye being too weak or the globe of the eye being too short - Answers -Hyperopia
A condition where the eyes have unequal refractive power, greater than 1 diopter. -
Answers -Anisometropia
A condtion where the two eyes have opposite signs. One eye is Hyperopic and the
other eye is Myopic. - Answers -Antimetropia
ANSI standards for horizonal prism - Answers -0.66△
ANSI standarda for vertical prism - Answers -0.33△
an inability to see clearly through one eye. It occurs during childhood, typically when the
nerve pathway between the brain and eye doesn't develop normally. - Answers -
Amblyopia
Cloudy or opaque crystalline lens due to aging. - Answers -Cataract
Having a fake crystaline lens or implant from surgery. A patient is given an intraocular
lens implant after cataract surgery - Answers -Pseudophakia
Missing the crystalline lens - Answers -Aphakia
Double vision is called - Answers -Diplopia
Exphoria is what? - Answers -Tendency to turn outward
Esotropia is what? - Answers -Permanent turn inward
MBS size equation - Answers -MBS= ED+Decentration+2
5/8 stell ball, drop ball test is perfomed by who? - Answers -FDA
At what height is the drop ball test performed? - Answers -50 Inches
The drop ball test is meant to test for? - Answers -Impact resistance
Most wrap around frames are made from what material? - Answers -Nylon
What frame material is made of a mix of metals - Answers -Monel
What is the depth of a 7x28 trifocal lens - Answers -7mm
What is the first step to netrulize a frame in lensometer? - Answers -Focus the
eyepiece, turn the eyepiece counter clockwise till blurry and clockwise till clear
