ABO Advance (American Board of
Opticianry) Exam 2025–2026 Accurate Real
Exam Questions and Verified VERIFIED
ANSWERSs
This document contains real, verified exam questions with correct VERIFIED
ANSWERSs for the ABO Advance (American Board of Opticianry) Certification
Exam,
updated for the 2025–2026 cycle. It covers essential advanced topics such as
ophthalmic lens design, multifocal and progressive lenses, advanced fitting
techniques, optical calculations, problem-solving with prescriptions, and
standards for eyewear dispensing. Ideal for experienced opticians preparing
for advanced certification with authentic, exam-focused practice.
When taking seg height measurements, which of the following
situations could result in a parallax error? -
<<VERIFIED ANSWERS>>>..Patient sitting/ dispenser
standing erect
Which of the following is not significant in identifying the
problem of vertical imbalance? - <<VERIFIED
ANSWERS>>>..Patient's age
,Which of the following elements is NOT critical when
determining vertical imbalance? - <<VERIFIED
ANSWERS>>>..Lens power in the 180 degree meridian
A prism will displace the object being viewed towards its
________. - <<VERIFIED
ANSWERS>>>..Apex
A prism will bend light towards its _______. -
<<VERIFIED
ANSWERS>>>..Base
When dealing with problems of vertical imbalance which is the
critical meridian of total lens? - <<VERIFIED
ANSWERS>>>..90
Which of the following prescriptions would pose the greatest
prismatic imbalance at a reading depth of 10mm? -
<<VERIFIED ANSWERS>>>..OD +2.50
OS -0.25 +2.50 x 090
A plus lens moved downward from the primary position will
result in: - <<VERIFIED ANSWERS>>>..Base down prismatic
effect
What is a hereditary pigmentary degeneration of the retina called
which results in gradual loss of peripheral vision? -
<<VERIFIED ANSWERS>>>..Retinitis pigmentosa
,What is ocular hypertension? - <<VERIFIED
ANSWERS>>>..Elevation of pressure in the eye above the
range considered with an detectable changes in vision or damage
to the structure of the eye.
or
Eye pressure can be elevated and cause damage in some eyes,
but no damage in others.
Which of the following statements is false regarding corneal
ulcers? Corneal ulcers can be ________. - <<VERIFIED
ANSWERS>>>..of
little concern
Approximately what percentage of humans have some
alterations in lens transparency after age 65? - <<VERIFIED
ANSWERS>>>..60%
What type of cataract is a fully developed opacity of the lens
with fluid generation and swelling of the lens volume? -
<<VERIFIED ANSWERS>>>..Hypermature
Which of the following statements is false regarding cataracts? -
<<VERIFIED ANSWERS>>>..Cataracts will only form in the
nucleus of the lens.
, ________ is the condition in which both eyes have equal
refractive power. - <<VERIFIED
ANSWERS>>>..Insometropia
Irregular astigmatism occurs when the principal meridians are
not uniform along a major meridian and not uniform along a
meridian. They are found at some place other than 90 degree
apart. Irregular astigmatism is commonly caused by trauma
surgery, or corneal dystrophy. TRUE or FALSE -
<<VERIFIED ANSWERS>>>..True
In poor light, a person sees red light better than blue, which is
why the ocular system tends to be more myopic, i.e. twilight
myopia.
TRUE or FALSE - <<VERIFIED ANSWERS>>>..True
_______ are _____ cells that detect motion within a field. -
<<VERIFIED
ANSWERS>>>..Rods-
Long
The crystalline lens is the same size at birth as in an adult,
however, it adds cell layers throughout life, packing them in
which makes the crystalline lens harder and is one of the causes
of presbyopia. TRUE or FALSE - <<VERIFIED
ANSWERS>>>..False
Opticianry) Exam 2025–2026 Accurate Real
Exam Questions and Verified VERIFIED
ANSWERSs
This document contains real, verified exam questions with correct VERIFIED
ANSWERSs for the ABO Advance (American Board of Opticianry) Certification
Exam,
updated for the 2025–2026 cycle. It covers essential advanced topics such as
ophthalmic lens design, multifocal and progressive lenses, advanced fitting
techniques, optical calculations, problem-solving with prescriptions, and
standards for eyewear dispensing. Ideal for experienced opticians preparing
for advanced certification with authentic, exam-focused practice.
When taking seg height measurements, which of the following
situations could result in a parallax error? -
<<VERIFIED ANSWERS>>>..Patient sitting/ dispenser
standing erect
Which of the following is not significant in identifying the
problem of vertical imbalance? - <<VERIFIED
ANSWERS>>>..Patient's age
,Which of the following elements is NOT critical when
determining vertical imbalance? - <<VERIFIED
ANSWERS>>>..Lens power in the 180 degree meridian
A prism will displace the object being viewed towards its
________. - <<VERIFIED
ANSWERS>>>..Apex
A prism will bend light towards its _______. -
<<VERIFIED
ANSWERS>>>..Base
When dealing with problems of vertical imbalance which is the
critical meridian of total lens? - <<VERIFIED
ANSWERS>>>..90
Which of the following prescriptions would pose the greatest
prismatic imbalance at a reading depth of 10mm? -
<<VERIFIED ANSWERS>>>..OD +2.50
OS -0.25 +2.50 x 090
A plus lens moved downward from the primary position will
result in: - <<VERIFIED ANSWERS>>>..Base down prismatic
effect
What is a hereditary pigmentary degeneration of the retina called
which results in gradual loss of peripheral vision? -
<<VERIFIED ANSWERS>>>..Retinitis pigmentosa
,What is ocular hypertension? - <<VERIFIED
ANSWERS>>>..Elevation of pressure in the eye above the
range considered with an detectable changes in vision or damage
to the structure of the eye.
or
Eye pressure can be elevated and cause damage in some eyes,
but no damage in others.
Which of the following statements is false regarding corneal
ulcers? Corneal ulcers can be ________. - <<VERIFIED
ANSWERS>>>..of
little concern
Approximately what percentage of humans have some
alterations in lens transparency after age 65? - <<VERIFIED
ANSWERS>>>..60%
What type of cataract is a fully developed opacity of the lens
with fluid generation and swelling of the lens volume? -
<<VERIFIED ANSWERS>>>..Hypermature
Which of the following statements is false regarding cataracts? -
<<VERIFIED ANSWERS>>>..Cataracts will only form in the
nucleus of the lens.
, ________ is the condition in which both eyes have equal
refractive power. - <<VERIFIED
ANSWERS>>>..Insometropia
Irregular astigmatism occurs when the principal meridians are
not uniform along a major meridian and not uniform along a
meridian. They are found at some place other than 90 degree
apart. Irregular astigmatism is commonly caused by trauma
surgery, or corneal dystrophy. TRUE or FALSE -
<<VERIFIED ANSWERS>>>..True
In poor light, a person sees red light better than blue, which is
why the ocular system tends to be more myopic, i.e. twilight
myopia.
TRUE or FALSE - <<VERIFIED ANSWERS>>>..True
_______ are _____ cells that detect motion within a field. -
<<VERIFIED
ANSWERS>>>..Rods-
Long
The crystalline lens is the same size at birth as in an adult,
however, it adds cell layers throughout life, packing them in
which makes the crystalline lens harder and is one of the causes
of presbyopia. TRUE or FALSE - <<VERIFIED
ANSWERS>>>..False
