ABO NCLE COMPREHENSIVE EXAM 2026/2027 QUESTIONS
AND SOLUTIONS RATED A+
✔✔The type of patient often bothered by large magnified eye look is a - ✔✔Hyperope
✔✔A Box-o-graph is used to measure lenses for - ✔✔Size
✔✔A presbyopic electrician that works on overhead wiring would benefit most from -
✔✔Double D
✔✔A presbyopic golfer, when addressing the ball, is troubled by the placement of the
normal bifocal. Which of the following would pose the best solution as a recreational golf
glasses? - ✔✔Round segment rotated to the temporal side of the lens.
✔✔Which of the following is NOT one of the 6 muscles responsible for the movement of
the eye? - ✔✔Internal rotator
✔✔The index of refraction of spectacle crown glass is - ✔✔1.523
✔✔Which of the following glass lenses is a fused bifocal? - ✔✔Straight top
✔✔The P.D. written on the order is mistakenly noted as 70 mm, when the actual
measurement should be 66 mm. What unwanted prism would be found if the distance
prescription is O.V. +5.00 sphere? - ✔✔1 diapter base out/each eye
✔✔If the RX is +2.00 -4.00 x 45, it would be necessary to decenter the lens ___ to
create 1 diaptor of base out prism. - ✔✔Not possible
✔✔The element in photogray lenses that is responsible for the lightening and darkening
reaction is? - ✔✔Silver halide
✔✔Which of the following would provide the greatest benefit to a night driver? - ✔✔Anti-
reflective coating
✔✔A minus lens moved downward from the primary position will result in - ✔✔Base up
prismatic effect
✔✔A patient refracted at 15 mm is prescribed a -10.00 sphere. The dispense finds that
the actual fitting distance will be at 10 mm. What should the compensated lens power
be? - ✔✔-9.50
✔✔A lens which reads +3.00 -2.00 x 180 is decented in 6 mm too much. How much
horizontal prism is created by this error? - ✔✔1.8 diapters base in
, ✔✔If a pair of lenses are ground with 2 diapters of base in prism in each lens, the
patient will experience - ✔✔4 diaprters of prism base in
✔✔Given a lens with focal length of 1000 mm / determine the power of the lens -
✔✔One diapter
✔✔Which wavelengths of light have been indicated as contributors to the onset of
catraracts? - ✔✔300 - 380 mm
✔✔The refractive astigmatism indicated by the RX +1.50 -1.00 x 180 is - ✔✔Compound
Hyperopic
✔✔ The refractive astigmatism indicated by the RX
+1.50 -1.75 x 35 is - ✔✔Mixed
✔✔The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the
power through the intermediate? - ✔✔-.75 -.50 x 120
✔✔The Geneva lens measure is designed to measure - ✔✔Lens curvature
✔✔The focal length of a +5.00 diopter lens is - ✔✔20 cm
✔✔The problem of prismatic imbalance at the reading level is called - ✔✔Anisometropia
✔✔Which of the following indicated the most acute distance vision? - ✔✔20/15
✔✔Which of the following is not a potential correction for vertical balance? - ✔✔Vertex
Compensation
✔✔The ability of the eye to focus on objects at varying distances is known as -
✔✔Accomodation
✔✔Anisekonia is due to - ✔✔Unequal size retinal images
✔✔The corner of the eye where the upper and lower lids meet is the - ✔✔Canthus
✔✔A ptosis crutch is used to - ✔✔Drooping lid
✔✔In neutralizing a lens of unknown power your first reading is +1.00 the next reading
that focuses the cylinder target is -.25. What is the RX? - ✔✔+1.00 -1.25
AND SOLUTIONS RATED A+
✔✔The type of patient often bothered by large magnified eye look is a - ✔✔Hyperope
✔✔A Box-o-graph is used to measure lenses for - ✔✔Size
✔✔A presbyopic electrician that works on overhead wiring would benefit most from -
✔✔Double D
✔✔A presbyopic golfer, when addressing the ball, is troubled by the placement of the
normal bifocal. Which of the following would pose the best solution as a recreational golf
glasses? - ✔✔Round segment rotated to the temporal side of the lens.
✔✔Which of the following is NOT one of the 6 muscles responsible for the movement of
the eye? - ✔✔Internal rotator
✔✔The index of refraction of spectacle crown glass is - ✔✔1.523
✔✔Which of the following glass lenses is a fused bifocal? - ✔✔Straight top
✔✔The P.D. written on the order is mistakenly noted as 70 mm, when the actual
measurement should be 66 mm. What unwanted prism would be found if the distance
prescription is O.V. +5.00 sphere? - ✔✔1 diapter base out/each eye
✔✔If the RX is +2.00 -4.00 x 45, it would be necessary to decenter the lens ___ to
create 1 diaptor of base out prism. - ✔✔Not possible
✔✔The element in photogray lenses that is responsible for the lightening and darkening
reaction is? - ✔✔Silver halide
✔✔Which of the following would provide the greatest benefit to a night driver? - ✔✔Anti-
reflective coating
✔✔A minus lens moved downward from the primary position will result in - ✔✔Base up
prismatic effect
✔✔A patient refracted at 15 mm is prescribed a -10.00 sphere. The dispense finds that
the actual fitting distance will be at 10 mm. What should the compensated lens power
be? - ✔✔-9.50
✔✔A lens which reads +3.00 -2.00 x 180 is decented in 6 mm too much. How much
horizontal prism is created by this error? - ✔✔1.8 diapters base in
, ✔✔If a pair of lenses are ground with 2 diapters of base in prism in each lens, the
patient will experience - ✔✔4 diaprters of prism base in
✔✔Given a lens with focal length of 1000 mm / determine the power of the lens -
✔✔One diapter
✔✔Which wavelengths of light have been indicated as contributors to the onset of
catraracts? - ✔✔300 - 380 mm
✔✔The refractive astigmatism indicated by the RX +1.50 -1.00 x 180 is - ✔✔Compound
Hyperopic
✔✔ The refractive astigmatism indicated by the RX
+1.50 -1.75 x 35 is - ✔✔Mixed
✔✔The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the
power through the intermediate? - ✔✔-.75 -.50 x 120
✔✔The Geneva lens measure is designed to measure - ✔✔Lens curvature
✔✔The focal length of a +5.00 diopter lens is - ✔✔20 cm
✔✔The problem of prismatic imbalance at the reading level is called - ✔✔Anisometropia
✔✔Which of the following indicated the most acute distance vision? - ✔✔20/15
✔✔Which of the following is not a potential correction for vertical balance? - ✔✔Vertex
Compensation
✔✔The ability of the eye to focus on objects at varying distances is known as -
✔✔Accomodation
✔✔Anisekonia is due to - ✔✔Unequal size retinal images
✔✔The corner of the eye where the upper and lower lids meet is the - ✔✔Canthus
✔✔A ptosis crutch is used to - ✔✔Drooping lid
✔✔In neutralizing a lens of unknown power your first reading is +1.00 the next reading
that focuses the cylinder target is -.25. What is the RX? - ✔✔+1.00 -1.25
