Quiz For Everything Old Is New Again – Lens Treatments

1 point(s)

According to the course, what is the best motivation for an ECP to present lens options

to make a profit

Correct Incorrect Correct answer

to prove versatility of practice

Correct Incorrect Correct answer

providing a patient with excellent vision

Correct Incorrect Correct answer

to comply with doctor orders

Correct Incorrect Correct answer

1 point(s)

What is not true about AR coating

it is the most demonstrable coating

Correct Incorrect Correct answer

it is a “thick film” coating

Correct Incorrect Correct answer

the idea was discovered in 1892

Correct Incorrect Correct answer

it reduces reflections for better vision

Correct Incorrect Correct answer

1 point(s)

Can AR lenses improve night driving vision

no because there is no sunlight at that time

Correct Incorrect Correct answer

no because the lenses will not darken behind a windshield

Correct Incorrect Correct answer

yes because the lenses will not darken behind a windshield

Correct Incorrect Correct answer

yes because noticeable reflections for the wearer can affect visual acuity

Correct Incorrect Correct answer

1 point(s)

Which of these is not a general use of AR coating

ophthalmic optics

Correct Incorrect Correct answer

laser mirrors

Correct Incorrect Correct answer

dashboards on automobiles

Correct Incorrect Correct answer

binoculars

Correct Incorrect Correct answer

1 point(s)

How much light is transmitted through an uncoated CR-39 lens

99.5%

Correct Incorrect Correct answer

91.0 %

Correct Incorrect Correct answer

1.6 %

Correct Incorrect Correct answer

89%

Correct Incorrect Correct answer

1 point(s)

What is true about constructive interference

a negative image of one wave is added to an existing wave

Correct Incorrect Correct answer

the resultant wave is zero

Correct Incorrect Correct answer

the height of the new resultant wave doubles

Correct Incorrect Correct answer

it is not a form of wave theory

Correct Incorrect Correct answer

1 point(s)

What makes an AR coating appear colored

the refractive index of 1.3

Correct Incorrect Correct answer

the cancelled reflections

Correct Incorrect Correct answer

the UV protective quality

Correct Incorrect Correct answer

the refractive index and the thickness

Correct Incorrect Correct answer

1 point(s)

AR coatings can _______________________

exhibit different residual hues

Correct Incorrect Correct answer

protect against UV rays

Correct Incorrect Correct answer

reduce light transmission

Correct Incorrect Correct answer

only be effective in sunlight

Correct Incorrect Correct answer

1 point(s)

Why are lenses sent through a multiple phased cleaning process

to enhance a beveled edge

Correct Incorrect Correct answer

to ensure lens availability

Correct Incorrect Correct answer

to choose the proper coat color

Correct Incorrect Correct answer

to remove any markings

Correct Incorrect Correct answer

1 point(s)

What is one function of a computer in AR deposition

it controls the time and sequence

Correct Incorrect Correct answer

it feeds the dip coat

Correct Incorrect Correct answer

it controls the cleaning process

Correct Incorrect Correct answer

it inhibits oil and debris accumulation

Correct Incorrect Correct answer

1 point(s)

What will protect the AR coating during edging

reuse of chuck pads

Correct Incorrect Correct answer

use of prophylactic film or tape

Correct Incorrect Correct answer

use of dry edgers only

Correct Incorrect Correct answer

a recirculating slurry

Correct Incorrect Correct answer

1 point(s)

Which of these is not a good reason for selecting a lab

lens surfacing quality

Correct Incorrect Correct answer

lens coating quality

Correct Incorrect Correct answer

proximity of lab location

Correct Incorrect Correct answer

product turnaround time

Correct Incorrect Correct answer

1 point(s)

Which statement is correct

a doctor’s discussion is an important step to present AR coating

Correct Incorrect Correct answer

demonstration kits should be locked away

Correct Incorrect Correct answer

lifestyle information is only gathered verbally

Correct Incorrect Correct answer

education regarding lens cleaning is not necessary

Correct Incorrect Correct answer

1 point(s)

Can AR coating be removed from a lens in office

no, this is a lab procedure only

Correct Incorrect Correct answer

no, the coating can be toxic

Correct Incorrect Correct answer

yes with a special kit

Correct Incorrect Correct answer

yes with fine grit paper

Correct Incorrect Correct answer

1 point(s)

A scratch resistance coating will ___________________________

make lenses basically unusable

Correct Incorrect Correct answer

diminish the optical quality

Correct Incorrect Correct answer

impart little value to the lens

Correct Incorrect Correct answer

be applied either during the material pour or in a vat

Correct Incorrect Correct answer

1 point(s)

What imparts water and oil repellent properties to an AR coated lens

hydrophobic coating

Correct Incorrect Correct answer

only a dip coat

Correct Incorrect Correct answer

hydrophilic coating

Correct Incorrect Correct answer

a substrate

Correct Incorrect Correct answer

1 point(s)

Which lenses automatically receive a hard coat

photochromic lenses

Correct Incorrect Correct answer

polycarbonate lenses

Correct Incorrect Correct answer

Nanofilm lenses

Correct Incorrect Correct answer

Trivex lenses

Correct Incorrect Correct answer

1 point(s)

Which coating might be good for a steam press operator

hard coat

Correct Incorrect Correct answer

UV protective coat

Correct Incorrect Correct answer

anti-fog coat

Correct Incorrect Correct answer

blue attenuation coat

Correct Incorrect Correct answer

1 point(s)

What is the best coat if the wearer doesn’t want his eyes visible to an observer

AR coating

Correct Incorrect Correct answer

UV protective coat

Correct Incorrect Correct answer

anti-fog coat

Correct Incorrect Correct answer

mirror coat

Correct Incorrect Correct answer

1 point(s)

Which material does not necessarily need a UV protective coat

CR-39

Correct Incorrect Correct answer

polycarbonate

Correct Incorrect Correct answer

a tinted lens

Correct Incorrect Correct answer

all lenses must have a UV coat

Correct Incorrect Correct answer

1 point(s)

Which is a less obvious source of UV radiation

the sun

Correct Incorrect Correct answer

reflections off of snow

Correct Incorrect Correct answer

a welding torch

Correct Incorrect Correct answer

reflections off of water

Correct Incorrect Correct answer

1 point(s)

What is true about the posterior lens surface

UV radiation from sources behind can reflect toward the eye

Correct Incorrect Correct answer

there are no concerns with the posterior surface

Correct Incorrect Correct answer

some lenses do not have a posterior surface

Correct Incorrect Correct answer

the posterior surface rarely reflects

Correct Incorrect Correct answer

1 point(s)

Which statement is false

most tints allow between 10% and 30% transmission

Correct Incorrect Correct answer

tint is a way to cut down on the amount of light entering the eye

Correct Incorrect Correct answer

tint alone also offers UV protection

Correct Incorrect Correct answer

red and green lenses can shift the perception of all colors

Correct Incorrect Correct answer

1 point(s)

What is a photochromic lens

a lens that remains dark

Correct Incorrect Correct answer

a lens that is clear at all times

Correct Incorrect Correct answer

a lens that is not used for lifestyle dispensing

Correct Incorrect Correct answer

a lens that is clear indoors and darkens outdoors

Correct Incorrect Correct answer

1 point(s)

Which lens has re-energized the use of glass lenses

photochromic lenses in general

Correct Incorrect Correct answer

Corning Thin & Dark lenses

Correct Incorrect Correct answer

dip coated lenses

Correct Incorrect Correct answer

glass lenses are no longer used

Correct Incorrect Correct answer

1 point(s)

Photochromic tint density responds to _______________________

temperature only

Correct Incorrect Correct answer

infused energy

Correct Incorrect Correct answer

light or UV

Correct Incorrect Correct answer

infrared radiation

Correct Incorrect Correct answer

1 point(s)

Which of these methods cannot add photochromic components to the lens

in-mass pour

Correct Incorrect Correct answer

dip coat

Correct Incorrect Correct answer

trans-bond

Correct Incorrect Correct answer

welding

Correct Incorrect Correct answer

1 point(s)

Which lens treatment eliminates reflective glare

AR coating

Correct Incorrect Correct answer

UV coating

Correct Incorrect Correct answer

polarization

Correct Incorrect Correct answer

tinting alone

Correct Incorrect Correct answer

1 point(s)

What is the term for a filter that is cemented between two lens surfaces

lamination

Correct Incorrect Correct answer

polarization

Correct Incorrect Correct answer

in mass

Correct Incorrect Correct answer

surfacing

Correct Incorrect Correct answer

1 point(s)

What is true about a polarized lens

it does not have to be particularly dark to be effective

Correct Incorrect Correct answer

it only comes in two colors

Correct Incorrect Correct answer

it is not recommended for water activities

Correct Incorrect Correct answer

demonstration kits are not available

Correct Incorrect Correct answer

1 point(s)

Premium lenses __________________________

do not require special handling

Correct Incorrect Correct answer

is ideally suited for all purposes

Correct Incorrect Correct answer

include progressives and atorics

Correct Incorrect Correct answer

do not require that optical personnel be familiar with properties

Correct Incorrect Correct answer

1 point(s)

Which color provides contrast by filtering out blue light

gray

Correct Incorrect Correct answer

yellow

Correct Incorrect Correct answer

rose

Correct Incorrect Correct answer

green

Correct Incorrect Correct answer

1 point(s)

Which lens material has a specific gravity of 1.32

Trivex

Correct Incorrect Correct answer

polycarbonate

Correct Incorrect Correct answer

CR-39

Correct Incorrect Correct answer

MR-10

Correct Incorrect Correct answer

1 point(s)

A better ABBE value will _______________________

be expensive

Correct Incorrect Correct answer

be found only in high index materials

Correct Incorrect Correct answer

allow improved optics

Correct Incorrect Correct answer

always related to center thickness

Correct Incorrect Correct answer

1 point(s)

Which company makes SR-91

Essilor

Correct Incorrect Correct answer

Varilux

Correct Incorrect Correct answer

Tifosi

Correct Incorrect Correct answer

Kaenon

Correct Incorrect Correct answer

1 point(s)

What is true about a lens bundle

it should cost more than the total of the separate components

Correct Incorrect Correct answer

it has products that work together for the best visual performance

Correct Incorrect Correct answer

it is only offered by two companies

Correct Incorrect Correct answer

it is always discounted

Correct Incorrect Correct answer

1 point(s)

A premium lens, a scratch resistant substrate and AR coating are all part of ___________________

a clear lens bundle

Correct Incorrect Correct answer

an aspheric lens

Correct Incorrect Correct answer

most CR-39 lenses

Correct Incorrect Correct answer

an off peak bundle

Correct Incorrect Correct answer

1 point(s)

What is the first thing to consider when considering a package

the age of the patient

Correct Incorrect Correct answer

the patients budget

Correct Incorrect Correct answer

why the patient needs glasses

Correct Incorrect Correct answer

what your office has in stock

Correct Incorrect Correct answer

1 point(s)

What lens material is often state mandated for use in children’s eye wear

Trivex

Correct Incorrect Correct answer

polycarbonate

Correct Incorrect Correct answer

photochromic

Correct Incorrect Correct answer

both polycarbonate and Trivex are legal in all states

Correct Incorrect Correct answer

1 point(s)

Which statement is not true about lens bundling options

it gives patients the best overall choices for their lifestyle

Correct Incorrect Correct answer

it will generally create a better product

Correct Incorrect Correct answer

patient satisfaction decreases

Correct Incorrect Correct answer

the ECP can know that a high quality lens is going to be dispensed

Correct Incorrect Correct answer

Quiz For Everything Old Is New Again – Lens Treatments

Quiz For Everything Old Is New Again – Lens Treatments

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