Quiz For Draft Working with Premium Lenses

1 point(s)

Polarized lenses offer protection from:

aspheric and atoric designs

Correct Incorrect Correct answer

progressive addition lenses

Correct Incorrect Correct answer

lined multifocals

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

High-index lens materials often come with

anti-reflective coatings
scratch-resistant coatings
oleophobic coatings
hydrophobic coatings

1 & 2

Correct Incorrect Correct answer

2 & 3

Correct Incorrect Correct answer

1, 2, & 3

Correct Incorrect Correct answer

1, 2, 3, & 4

Correct Incorrect Correct answer

1 point(s)

“High-index” means that a lens material

is automatically superior

Correct Incorrect Correct answer

has a high ABBE value

Correct Incorrect Correct answer

has an index of refraction over 1.523

Correct Incorrect Correct answer

All of the above

Correct Incorrect Correct answer

1 point(s)

Ophthalmic lens materials can be classified in ____________ generally accepted index of refraction categories.

one

Correct Incorrect Correct answer

two

Correct Incorrect Correct answer

three

Correct Incorrect Correct answer

four

Correct Incorrect Correct answer

1 point(s)

High-index materials can be _____ than traditional materials.

thinner

Correct Incorrect Correct answer

lighter-weight

Correct Incorrect Correct answer

more attractive

Correct Incorrect Correct answer

Any of the above

Correct Incorrect Correct answer

1 point(s)

When compared to CR39, polycarbonate lenses________________

have superior tensile strength
are easier to tint
have a lower ABBE value
are lighter in weight

decreases the tendency for color distortion

Correct Incorrect Correct answer

1.74 and 1.67 lens materials

Correct Incorrect Correct answer

CR‐39 and Trivex lens materials

Correct Incorrect Correct answer

Crown and 1.90 glass lens materials

Correct Incorrect Correct answer

1 point(s)

___________________refers to the speed of light in any given material compared to the speed of light in air.

index of refraction

Correct Incorrect Correct answer

Abbe value

Correct Incorrect Correct answer

specific gravity

Correct Incorrect Correct answer

tensile strength

Correct Incorrect Correct answer

1 point(s)

_________________refers to the relative measure of dispersion or color distortion present in a lens material.

index of refraction

Correct Incorrect Correct answer

Abbe value

Correct Incorrect Correct answer

specific gravity

Correct Incorrect Correct answer

tensile strength

Correct Incorrect Correct answer

1 point(s)

_____________________refers to the weight in grams of one cubic centimeter of any given lens material.

index of refraction

Correct Incorrect Correct answer

Abbe value

Correct Incorrect Correct answer

specific gravity

Correct Incorrect Correct answer

tensile strength

Correct Incorrect Correct answer

1 point(s)

As the U.S. population ages__________________, becomes more prevalent.

presbyopia

Correct Incorrect Correct answer

anisometropia

Correct Incorrect Correct answer

aniseikonia

Correct Incorrect Correct answer

antimetropia

Correct Incorrect Correct answer

1 point(s)

Progressive lens heights should be measured

exactly the same way lined bifocal heights are measured

Correct Incorrect Correct answer

monocularly

Correct Incorrect Correct answer

binocularly

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

When fitting a progressive lens into a frame with a small B measurement, it’s best to use_____________________.

PALs with short progressive corridors

Correct Incorrect Correct answer

PALs with long progressive corridors

Correct Incorrect Correct answer

PALs with aspheric back surfaces

Correct Incorrect Correct answer

PALs are not recommended in frames with small B measurements

Correct Incorrect Correct answer

1 point(s)

“Personal” progressives that are created using advanced technology should be fitted_____________________.

the same way traditional PALs are fitted

Correct Incorrect Correct answer

the same way lined bifocals are fitted

Correct Incorrect Correct answer

in accordance with the manufacturer’s instructions

Correct Incorrect Correct answer

these lenses should not be fit as they are still in the experimental stage of development

Correct Incorrect Correct answer

1 point(s)

The seg heights for D-style lined bifocals should normally be measured

to the center of the pupil

Correct Incorrect Correct answer

to the lower lid

Correct Incorrect Correct answer

to the lower limbus

Correct Incorrect Correct answer

to the canthus

Correct Incorrect Correct answer

1 point(s)

The seg heights for D-style lined trifocals should be measured

to the bottom of the pupil

Correct Incorrect Correct answer

to the lower lid

Correct Incorrect Correct answer

to the lower limbus

Correct Incorrect Correct answer

to the canthus

Correct Incorrect Correct answer

1 point(s)

The first US patent for progressive addition lenses was issued to ____ in ____.

to the center of the pupil

Correct Incorrect Correct answer

to the lower lid

Correct Incorrect Correct answer

to the lower limbus

Correct Incorrect Correct answer

to the canthus

Correct Incorrect Correct answer

1 point(s)

The canthus-to-canthus method of calculating a pupillary distance should be used

at every opportunity

Correct Incorrect Correct answer

instead of the pupilometer whenever possible

Correct Incorrect Correct answer

only when the patients are unable to keep their eyes still or focus on the pupilometer light

Correct Incorrect Correct answer

this method of calculating the PD should never be used

Correct Incorrect Correct answer

1 point(s)

Modern, hi-tech anti-reflective coatings

can make lenses look dirty

Correct Incorrect Correct answer

are the source of many patient complaints today

Correct Incorrect Correct answer

should be taken off the lens before dispensing

Correct Incorrect Correct answer

often come with oleophobic or hydrophobic layers

Correct Incorrect Correct answer

1 point(s)

Anti-static properties of anti-reflective coatings

help lenses resist the deposition of grease, oils and dirt

Correct Incorrect Correct answer

help lenses become moisture-resistant

Correct Incorrect Correct answer

help prevent dust from clinging to the lens surface

Correct Incorrect Correct answer

help lenses resist static electricity shocks

Correct Incorrect Correct answer

1 point(s)

An oleophobic coating

helps lenses resist the deposition of grease, oils and dirt

Correct Incorrect Correct answer

helps lenses become moisture-resistant

Correct Incorrect Correct answer

helps prevent dust from clinging to the lens surface

Correct Incorrect Correct answer

tends to reduce glare from reflected light

Correct Incorrect Correct answer

1 point(s)

A hydrophobic coating

helps lenses resist the deposition of grease, oils and dirt

Correct Incorrect Correct answer

helps lenses become moisture-resistant

Correct Incorrect Correct answer

helps to ensure that dust doesn’t cling to lens surface

Correct Incorrect Correct answer

tends to reduce glare from reflected light

Correct Incorrect Correct answer

1 point(s)

Anti-reflective coatings typically consist of

two layers

Correct Incorrect Correct answer

four layers

Correct Incorrect Correct answer

10 to 16 layers

Correct Incorrect Correct answer

100 layers

Correct Incorrect Correct answer

1 point(s)

All of the following properties make a lens material particularly suited for use in drill mounts except:

impact resistance

Correct Incorrect Correct answer

tensile strength

Correct Incorrect Correct answer

flexural strength

Correct Incorrect Correct answer

high specific gravity

Correct Incorrect Correct answer

1 point(s)

Polycarbonate lens material

is highly impact resistant
tints easily
is quick and easy to drill
has a relatively high index of refraction

1 only

Correct Incorrect Correct answer

1 & 2

Correct Incorrect Correct answer

1 & 3

Correct Incorrect Correct answer

1 & 4

Correct Incorrect Correct answer

1 point(s)

Alternative lens materials that are suitable for drill mounts are

flint glass
MR-10
Trivex
photochromic glass

1 & 2

Correct Incorrect Correct answer

2 & 3

Correct Incorrect Correct answer

3 & 4

Correct Incorrect Correct answer

1, 2, 3, & 4

Correct Incorrect Correct answer

1 point(s)

An ABBE value with a higher number

decreases the tendency for color distortion

Correct Incorrect Correct answer

increases the tendency for color distortion

Correct Incorrect Correct answer

results in a thicker lens

Correct Incorrect Correct answer

results in a heavier lens

Correct Incorrect Correct answer

1 point(s)

High-index materials are typically _________________ CR-39.

harder than
softer than
thinner than
thicker than

1 & 2

Correct Incorrect Correct answer

2 & 3

Correct Incorrect Correct answer

3 & 4

Correct Incorrect Correct answer

1 & 4

Correct Incorrect Correct answer

1 point(s)

Tinting high-index lenses

varies in difficulty depending on the material

Correct Incorrect Correct answer

is always easy

Correct Incorrect Correct answer

is an exact science

Correct Incorrect Correct answer

should not be attempted

Correct Incorrect Correct answer

1 point(s)

When acetone is used to remove marking inks from polycarbonate lenses, it can ____________________.

“melt” the lens surface.

Correct Incorrect Correct answer

cause the lens to craze or crack.

Correct Incorrect Correct answer

damage the lens edges.

Correct Incorrect Correct answer

all of the above.

Correct Incorrect Correct answer

1 point(s)

Colored edge pens can be used

to create fun patterns on lens edges

Correct Incorrect Correct answer

to match or contrast with the frame

Correct Incorrect Correct answer

to fill in any gaps on polycarbonate lenses where dye fails to penetrate

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

What is the index of a plastic lens material that is well suited to fabricate a lens for a prescription greater than +/‐ 5.00 diopters?

1.67

Correct Incorrect Correct answer

1.74

Correct Incorrect Correct answer

1.53

Correct Incorrect Correct answer

1.58

Correct Incorrect Correct answer

1 point(s)

Which of these progressive lenses has the smallest fitting height?

Seiko Proceed II Short

Correct Incorrect Correct answer

Zeiss GT2 Short

Correct Incorrect Correct answer

AO Easy

Correct Incorrect Correct answer

Shamir Piccolo

Correct Incorrect Correct answer

1 point(s)

Both free‐form and wave‐front lenses are considered part of this lens category.

Hard design

Correct Incorrect Correct answer

Soft design

Correct Incorrect Correct answer

Aberration free

Correct Incorrect Correct answer

High definition

Correct Incorrect Correct answer

1 point(s)

Which of these is not part of the high definition lens category?

ID Mystyle

Correct Incorrect Correct answer

Novella

Correct Incorrect Correct answer

Supersede

Correct Incorrect Correct answer

Clarlet Individual

Correct Incorrect Correct answer

1 point(s)

What properties and features will a computer use lens have?

UV protection, HEV protection, AR coating high index material

Correct Incorrect Correct answer

Polycarbonate material, UV protection, tint, scratch coat

Correct Incorrect Correct answer

UV protection, HEV protection, AR coating, maximum add power

Correct Incorrect Correct answer

HEV protection, UV protection, AR coating, minimum add power

Correct Incorrect Correct answer

1 point(s)

Color change lenses are being created to darken even behind the windshield of a car, including these brands:

Transitions VI and Transitions VII

Correct Incorrect Correct answer

Drivewear and Nikon XTR

Correct Incorrect Correct answer

All photochromics will darken in a car

Correct Incorrect Correct answer

There is no color change lens that will respond in a car

Correct Incorrect Correct answer

1 point(s)

When should an eye care professional recommend color change lenses?

When a lens material will not tint effectively

Correct Incorrect Correct answer

When a patient prefers one pair of eyeglasses for all lighting circumstances

Correct Incorrect Correct answer

When recommending all possible premium lens options

Correct Incorrect Correct answer

Any of the above

Correct Incorrect Correct answer

1 point(s)

What is the abbe value for H.I 174?

58

Correct Incorrect Correct answer

25

Correct Incorrect Correct answer

32

Correct Incorrect Correct answer

33

Correct Incorrect Correct answer

1 point(s)

Which lens design is created using the same measurements and methods as a type of LASIK surgery?

High definition lens technology

Correct Incorrect Correct answer

Short corridor progressive technology

Correct Incorrect Correct answer

Wave front technology

Correct Incorrect Correct answer

HEV protective lens technology

Correct Incorrect Correct answer

1 point(s)

Where will you find the Kodak IDS and the Shamir Spark?

From laboratories that are licensed to create Trivex lenses

Correct Incorrect Correct answer

On an Apple IPad

Correct Incorrect Correct answer

All manufacturers can offer this style of lens

Correct Incorrect Correct answer

Only in an office offering LASIK surgery

Correct Incorrect Correct answer

Quiz For Draft Working with Premium Lenses

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