ABO ADVANCE STUDY GUIDE 2026 SPRING SEMESTER TEST QUESTIONS WITH
ACCURATE SOLUTIONS
When taking seg height measurements, which of the following situations could result in a
parallax error?
Patient sitting/ dispenser standing erect
The amount of prism used for prism thinning a progressive lens should equal ____ of the
add power.
2/3
If the right temple is angled in, this adjustment will:
Push the right side of the front away from the right eye.
If pads dig into the sides of the nose, all of the following remedies could be used except:
DO NOT Toughen skin with acetone
Which of the following materials is the most impact resistants?
Polycarbonate
All of the following are important questions to ask when a patient returns with problems
except:
could you have waited until your next appointment.
,When new progressive lenses are delivered, the fitting cross should be positioned directly
in front of the pupil. TRUE or FALSE
True
Prism is verified at the same location on a progressive addition lens as the distance RX.
TRUE or FALSE
False
Visible PALs lens markings on finished eyewear should always be removed prior to
dispensing to the patient. TRUE or FALSE
False
Frame adjustments should be made prior to measuring the fitting cross height for a
progressive lens. TRUE or FALSE
True
If the patient must lower their head to see clearly in the distance, the progressive lenses are
positioned too high. TRUE or FALSE
True
,If a patient must move the reading material to the side to see clearly, the pupillary
measurements may be off. TRUE or FALSE
True
Each letter on an acuity chart subtends a _____ angle to the eye at a given distance.
Five minute
Birefringence is also referred to as _______ and can result in distortion reducing the visual
performance to the wearer?
Double refraction
According to ANSI standards, the tolerance for the refractive power of the sphere in
prescription eyewear is:
0.00 -6.50D +_ 0.13D
Above 6.50D +2%
Of the two telescope types used today, which type is a refracting telescope?
Refracting- Glass lens as objective
concave- eye pieve
convex- objective lens
Galilean
, Of the two telescope types used today, which type is a reflecting telescope?
Reflecting- uses mirror- image is upside down
Keplerian
An advantage of the Galilean telescope is that ________.
The image is upright.
An advantage of the keplerian telescope is that _________
The field of view is larger
A disavantage of the Galilean telescope is that _______.
the field of view is smaller.
A disavantage of the keplerian telescope is that ______.
The image is inverted
A refracting telescope uses ___________.
two diverging lenses
ACCURATE SOLUTIONS
When taking seg height measurements, which of the following situations could result in a
parallax error?
Patient sitting/ dispenser standing erect
The amount of prism used for prism thinning a progressive lens should equal ____ of the
add power.
2/3
If the right temple is angled in, this adjustment will:
Push the right side of the front away from the right eye.
If pads dig into the sides of the nose, all of the following remedies could be used except:
DO NOT Toughen skin with acetone
Which of the following materials is the most impact resistants?
Polycarbonate
All of the following are important questions to ask when a patient returns with problems
except:
could you have waited until your next appointment.
,When new progressive lenses are delivered, the fitting cross should be positioned directly
in front of the pupil. TRUE or FALSE
True
Prism is verified at the same location on a progressive addition lens as the distance RX.
TRUE or FALSE
False
Visible PALs lens markings on finished eyewear should always be removed prior to
dispensing to the patient. TRUE or FALSE
False
Frame adjustments should be made prior to measuring the fitting cross height for a
progressive lens. TRUE or FALSE
True
If the patient must lower their head to see clearly in the distance, the progressive lenses are
positioned too high. TRUE or FALSE
True
,If a patient must move the reading material to the side to see clearly, the pupillary
measurements may be off. TRUE or FALSE
True
Each letter on an acuity chart subtends a _____ angle to the eye at a given distance.
Five minute
Birefringence is also referred to as _______ and can result in distortion reducing the visual
performance to the wearer?
Double refraction
According to ANSI standards, the tolerance for the refractive power of the sphere in
prescription eyewear is:
0.00 -6.50D +_ 0.13D
Above 6.50D +2%
Of the two telescope types used today, which type is a refracting telescope?
Refracting- Glass lens as objective
concave- eye pieve
convex- objective lens
Galilean
, Of the two telescope types used today, which type is a reflecting telescope?
Reflecting- uses mirror- image is upside down
Keplerian
An advantage of the Galilean telescope is that ________.
The image is upright.
An advantage of the keplerian telescope is that _________
The field of view is larger
A disavantage of the Galilean telescope is that _______.
the field of view is smaller.
A disavantage of the keplerian telescope is that ______.
The image is inverted
A refracting telescope uses ___________.
two diverging lenses
