CERTIFIED PARAOPTOMETRIC CORRECT EXAM
QUESTIONS AND ANSWERS SET A+
✔✔What is the measurement from edge to edge of the lens at the widest point called? -
✔✔Overall diameter
✔✔these lenses are also called convex lenses. They are thick in the center and thin on
the edges. Light rays passing through these lenses will be converged - ✔✔Plus
✔✔these lenses are thin in the center and thick on the edges. Objects viewed through
these lenses will appear smaller or minified. Light rays passing through these lenses will
be diverged - ✔✔Minus
✔✔What instrument is used to verify the spectacle prescription? - ✔✔Lensometer
✔✔Which of the following terms is used to designate a lens without power? - ✔✔Plano
✔✔Which of the following lenses has the same power in all areas of the lens and is
used to treat myopia or hyperopia? - ✔✔Spherical
✔✔Which of the following lens materials is the most shatter-resistant? -
✔✔Polycarbonate
✔✔Which type of lens corrects vision at three distances? - ✔✔Trifocal
✔✔The part of the frame that surrounds each lens, holding the lens in place within the
frame is the - ✔✔Eyewire
✔✔The part of the frame that extends from the frame front, back, and alongside the
head, and over the ear of the wearer is - ✔✔Temple
, ✔✔The widest horizontal dimension of the lens opening of a frame is the - ✔✔A
Dimension
✔✔A picture representation of the pressure points between the eyeglass frame and the
patients head is the - ✔✔Fitting triangle
✔✔Which of the following tilts results when a pair of spectacles is tilted so that the
bottom of the lenses is closer to the face than the top? - ✔✔Pantoscopic
✔✔The largest diameter through the lens is called the - ✔✔Effective diameter
✔✔A lens that converges parallel light is called - ✔✔Convex (+)
✔✔The unit of measure for ophthalmic lenses is - ✔✔diopter
✔✔This lens diverges parallel light - ✔✔Concave (-)
✔✔A lens that displaces light rather than focuses light is called - ✔✔Prism
✔✔A lens that has one curve is called a - ✔✔spherical
✔✔The point of a prism is called the - ✔✔apex
✔✔A lens where one part has no power and 90 degrees away there is power is called a
- ✔✔pl-cylinder
✔✔A lens used to treat myopia/hyperopia and astigmatism is called a -
✔✔sph/cylindrical
✔✔The middle value of a lens prescription is called the - ✔✔cylindrical
✔✔The position of the cylinder in the lens is called the - ✔✔axis
✔✔ The ______ is a clear, cellophane-like tissue that lines the inside surface of the
eyelids - ✔✔Bulbar conjunctiva & Palpebral conjunctiva
✔✔The ______ muscle has direct control over the focusing ability of the eye - ✔✔Ciliary
✔✔The choroid consists primarily of blood vessels that nourish the: - ✔✔Crystalline
Lens
✔✔The _________ is the area located inside the eye, behind the iris, and in front of the
lens - ✔✔Posterior Chamber
QUESTIONS AND ANSWERS SET A+
✔✔What is the measurement from edge to edge of the lens at the widest point called? -
✔✔Overall diameter
✔✔these lenses are also called convex lenses. They are thick in the center and thin on
the edges. Light rays passing through these lenses will be converged - ✔✔Plus
✔✔these lenses are thin in the center and thick on the edges. Objects viewed through
these lenses will appear smaller or minified. Light rays passing through these lenses will
be diverged - ✔✔Minus
✔✔What instrument is used to verify the spectacle prescription? - ✔✔Lensometer
✔✔Which of the following terms is used to designate a lens without power? - ✔✔Plano
✔✔Which of the following lenses has the same power in all areas of the lens and is
used to treat myopia or hyperopia? - ✔✔Spherical
✔✔Which of the following lens materials is the most shatter-resistant? -
✔✔Polycarbonate
✔✔Which type of lens corrects vision at three distances? - ✔✔Trifocal
✔✔The part of the frame that surrounds each lens, holding the lens in place within the
frame is the - ✔✔Eyewire
✔✔The part of the frame that extends from the frame front, back, and alongside the
head, and over the ear of the wearer is - ✔✔Temple
, ✔✔The widest horizontal dimension of the lens opening of a frame is the - ✔✔A
Dimension
✔✔A picture representation of the pressure points between the eyeglass frame and the
patients head is the - ✔✔Fitting triangle
✔✔Which of the following tilts results when a pair of spectacles is tilted so that the
bottom of the lenses is closer to the face than the top? - ✔✔Pantoscopic
✔✔The largest diameter through the lens is called the - ✔✔Effective diameter
✔✔A lens that converges parallel light is called - ✔✔Convex (+)
✔✔The unit of measure for ophthalmic lenses is - ✔✔diopter
✔✔This lens diverges parallel light - ✔✔Concave (-)
✔✔A lens that displaces light rather than focuses light is called - ✔✔Prism
✔✔A lens that has one curve is called a - ✔✔spherical
✔✔The point of a prism is called the - ✔✔apex
✔✔A lens where one part has no power and 90 degrees away there is power is called a
- ✔✔pl-cylinder
✔✔A lens used to treat myopia/hyperopia and astigmatism is called a -
✔✔sph/cylindrical
✔✔The middle value of a lens prescription is called the - ✔✔cylindrical
✔✔The position of the cylinder in the lens is called the - ✔✔axis
✔✔ The ______ is a clear, cellophane-like tissue that lines the inside surface of the
eyelids - ✔✔Bulbar conjunctiva & Palpebral conjunctiva
✔✔The ______ muscle has direct control over the focusing ability of the eye - ✔✔Ciliary
✔✔The choroid consists primarily of blood vessels that nourish the: - ✔✔Crystalline
Lens
✔✔The _________ is the area located inside the eye, behind the iris, and in front of the
lens - ✔✔Posterior Chamber
