Quiz For Rx Sunwear / Rimless Eyewear

1 point(s)

The cumulative effects of spending long hours in sun without adequate eye protection can increase the likelihood of developing_______________________,

cataracts
snow blindness
pterygium
skin cancer around the eyelids

1 only

Correct Incorrect Correct answer

1 & 2

Correct Incorrect Correct answer

1, 2, & 3

Correct Incorrect Correct answer

1, 2, 3, & 4

Correct Incorrect Correct answer

1 point(s)

Visible light is part of an overall spectrum of energy called:

the electromagnetic spectrum

Correct Incorrect Correct answer

the visible spectrum

Correct Incorrect Correct answer

the invisible spectrum

Correct Incorrect Correct answer

the overall spectrum

Correct Incorrect Correct answer

1 point(s)

When numbers are used to designate tint density, lower numbers specify a ___________density.

darker

Correct Incorrect Correct answer

lighter

Correct Incorrect Correct answer

photochromic

Correct Incorrect Correct answer

gradient

Correct Incorrect Correct answer

1 point(s)

Exposure to ____________light causes photochromic lenses to darken

infrared

Correct Incorrect Correct answer

white

Correct Incorrect Correct answer

ultraviolet

Correct Incorrect Correct answer

incandescent

Correct Incorrect Correct answer

1 point(s)

The term “photochromic” refers to a:

color

Correct Incorrect Correct answer

material

Correct Incorrect Correct answer

technology

Correct Incorrect Correct answer

coating

Correct Incorrect Correct answer

1 point(s)

All photochromic lenses share the following traits:

They all block potentially harmful UVB rays
They are all made from high index materials
They are all activated by UV wave lengths
They all have low ABBE values

1 & 2

Correct Incorrect Correct answer

2 & 3

Correct Incorrect Correct answer

1 & 3

Correct Incorrect Correct answer

1 & 4

Correct Incorrect Correct answer

1 point(s)

Ambient, unpolarized light travels in:

horizontal planes only

Correct Incorrect Correct answer

vertical planes only

Correct Incorrect Correct answer

horizontal & vertical planes

Correct Incorrect Correct answer

horizontal, vertical, and every plane in between

Correct Incorrect Correct answer

1 point(s)

Reflected light waves tend to travel in________planes.

parallel

Correct Incorrect Correct answer

oblique

Correct Incorrect Correct answer

perpendicular

Correct Incorrect Correct answer

horizontal

Correct Incorrect Correct answer

1 point(s)

Uniform, nonrandom concentration of reflected light is known as:

reflection
glare
polarized light
aberration

1 only

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)

Which of the following can be a source of glare?

water

Correct Incorrect Correct answer

ice

Correct Incorrect Correct answer

windshields

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

A polarized filter is produced by:

stretching a thin sheet of polyvinyl alcohol to align the molecular components into parallel rows

Correct Incorrect Correct answer

stretching a thin sheet of polyvinyl alcohol to align the molecular components into alternating parallel and perpendicular rows

Correct Incorrect Correct answer

exposing the lens to direct sunlight for a specified period of time

Correct Incorrect Correct answer

avoiding exposure to direct sunlight for a specified period of time

Correct Incorrect Correct answer

1 point(s)

Prescription wrap sunwear with steep base curves can adversely effect the wearer’s vision due to:

changes in the base curve
tilts in the vertical plane of the lens
changes in temperature
no special optical considerations are needed

1 only

Correct Incorrect Correct answer

1 & 2

Correct Incorrect Correct answer

3 & 4

Correct Incorrect Correct answer

4 only

Correct Incorrect Correct answer

1 point(s)

Optimizing a prescription wrap lens takes into account the ___________________and usually results in base in prism and a slight adjustment of power.

lens material

Correct Incorrect Correct answer

frame material

Correct Incorrect Correct answer

index of refraction

Correct Incorrect Correct answer

Rx power and wrap of the frame

Correct Incorrect Correct answer

1 point(s)

Filling a wrap Rx with no compensation:

works fine in most cases

Correct Incorrect Correct answer

can often result in compromised optics

Correct Incorrect Correct answer

is acceptable as long as aspheric/atoric lenses are used

Correct Incorrect Correct answer

is a proprietary procedure

Correct Incorrect Correct answer

1 point(s)

When verifying the Rx on wrap sunwear, the compensated power will read on the lensometer when

the lens is placed on the lensometer in the usual fashion

Correct Incorrect Correct answer

the lens is placed on the lensometer in such a manner that it simulates the “as worn” position

Correct Incorrect Correct answer

the convex lens surface is placed against the lens stop in order to read the front vertex power

Correct Incorrect Correct answer

it’s impossible to read the compensated power on the lensometer

Correct Incorrect Correct answer

1 point(s)

Photokeratitis is sometimes referred to as:

visual acuity

Correct Incorrect Correct answer

snow blindness

Correct Incorrect Correct answer

polarized light

Correct Incorrect Correct answer

ambient light

Correct Incorrect Correct answer

1 point(s)

The portion of the electromagnetic spectrum which the photosensitive receptors of the retina respond lies about in the middle lengths of the spectrum and we call it ______.

hertzian rays

Correct Incorrect Correct answer

gamma rays

Correct Incorrect Correct answer

invisible light

Correct Incorrect Correct answer

visible light

Correct Incorrect Correct answer

1 point(s)

Metallic oxide applied to the lens surface in a vacuum can be used to

tint glass lenses

Correct Incorrect Correct answer

make glass lenses impact resistant

Correct Incorrect Correct answer

remove any tint from glass lenses

Correct Incorrect Correct answer

add UV protection to glass lenses

Correct Incorrect Correct answer

1 point(s)

Photochromic technology first began with

CR-39

Correct Incorrect Correct answer

glass

Correct Incorrect Correct answer

polycarbonate

Correct Incorrect Correct answer

mid-index plastics

Correct Incorrect Correct answer

1 point(s)

Polarized lenses reduce ________, not brightness, allowing greater transmission of light for better visual acuity.

glare

Correct Incorrect Correct answer

distortion

Correct Incorrect Correct answer

reflections

Correct Incorrect Correct answer

ambient light

Correct Incorrect Correct answer

1 point(s)

Pince-nez eyewear ________________

was comfortable and easy to wear
pinched the bridge of the nose in a precarious fashion
was good to wear with cylindrical prescriptions for the correction of astigmatism
was generally uncomfortable and difficult to wear

1 & 3

Correct Incorrect Correct answer

2 & 4

Correct Incorrect Correct answer

1, 2 & 3

Correct Incorrect Correct answer

2, 3, & 4

Correct Incorrect Correct answer

1 point(s)

Today’s rimless mountings are:

light weight

Correct Incorrect Correct answer

inconspicuous

Correct Incorrect Correct answer

remarkably durable

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

The _______________ design has a top rim or arm for each eye that attaches to a bridge to which the lens is attached.

pince-nez

Correct Incorrect Correct answer

full rimless

Correct Incorrect Correct answer

semi-rimless

Correct Incorrect Correct answer

full "wrap" frame

Correct Incorrect Correct answer

1 point(s)

The _______________ design consists of three parts: a bridge and two end pieces.

semi-rimless

Correct Incorrect Correct answer

full "wrap" frame

Correct Incorrect Correct answer

prince-nez

Correct Incorrect Correct answer

full rimless

Correct Incorrect Correct answer

1 point(s)

____________ is ultra light compared to other types of metals and it has a high tinsel strength.

titanium

Correct Incorrect Correct answer

flexon

Correct Incorrect Correct answer

stainless steel

Correct Incorrect Correct answer

beryllium

Correct Incorrect Correct answer

1 point(s)

____________ is a titanium-based alloy which is proprietary to frame manufacturer Marchon.

titanium

Correct Incorrect Correct answer

stainless steel

Correct Incorrect Correct answer

flexon

Correct Incorrect Correct answer

beryllium

Correct Incorrect Correct answer

1 point(s)

____________ is an alternative to titanium. It is light weight yet very strong and flexible and it resists corrosion.

titanium

Correct Incorrect Correct answer

flexon

Correct Incorrect Correct answer

stainless steel

Correct Incorrect Correct answer

beryllium

Correct Incorrect Correct answer

1 point(s)

____________ is made primarily of iron and chrome. It has a springy effect which makes it especially useful for temples.

stainless steel

Correct Incorrect Correct answer

flexon

Correct Incorrect Correct answer

titanium

Correct Incorrect Correct answer

beryllium

Correct Incorrect Correct answer

1 point(s)

Glass lenses:

should be used with rimless mountings

Correct Incorrect Correct answer

are not able to pass the federally mandated drop-ball test if it is drilled, grooved, notched or otherwise has its integrity compromised

Correct Incorrect Correct answer

can be drilled without shattering and causing injury to the wearer

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

Impact resistance and tensile strength are properties that make a lens material particularly suited for use in drill mounts. These properties are found in:

polycarbonate
trivex
high index glass
CR39

1 & 2

Correct Incorrect Correct answer

2 & 3

Correct Incorrect Correct answer

3 & 4

Correct Incorrect Correct answer

1, 2 & 3

Correct Incorrect Correct answer

1 point(s)

When drilling polycarbonate it’s best to:

drill slowly then back out then drill a little more

Correct Incorrect Correct answer

finish the hole once you start it and don't stop until the hole is complete

Correct Incorrect Correct answer

drill as quickly as possible

Correct Incorrect Correct answer

allow the lens to melt slightly around the drill bit

Correct Incorrect Correct answer

1 point(s)

Adding anti-reflection coating to a rimless frame will:

provide UV protection

Correct Incorrect Correct answer

increase the light transmission

Correct Incorrect Correct answer

increase the index of refraction

Correct Incorrect Correct answer

raise the abbe value

Correct Incorrect Correct answer

1 point(s)

____________ is a mounting technique which uses prongs which are fitted onto the bridge and endpieces

nylon cord mounting

Correct Incorrect Correct answer

tension mounting

Correct Incorrect Correct answer

expansion technology

Correct Incorrect Correct answer

compression technology

Correct Incorrect Correct answer

1 point(s)

The index of refraction of polycarbonate is:

1.49

Correct Incorrect Correct answer

1.51

Correct Incorrect Correct answer

1.58

Correct Incorrect Correct answer

1.67

Correct Incorrect Correct answer

1 point(s)

When adjusting the end piece of a rimless mounting it is best to use:

a cutting plier

Correct Incorrect Correct answer

a salt pan

Correct Incorrect Correct answer

three pliers

Correct Incorrect Correct answer

two pliers

Correct Incorrect Correct answer

1 point(s)

Low ABBE values can mean that colored “________” images may be perceptible around objects.

prismatic

Correct Incorrect Correct answer

ghost

Correct Incorrect Correct answer

distorted

Correct Incorrect Correct answer

flashing

Correct Incorrect Correct answer

1 point(s)

Glass that is drilled, notched, grooved or otherwise compromised will not be able to pass the federally mandated _________.

thickness test

Correct Incorrect Correct answer

distortion tolerance test

Correct Incorrect Correct answer

drop ball test

Correct Incorrect Correct answer

state guidelines for ophthalmic lenses

Correct Incorrect Correct answer

1 point(s)

An AR coating with oleophobic properties means the lens resists:

oily deposits

Correct Incorrect Correct answer

wet deposits

Correct Incorrect Correct answer

tinting

Correct Incorrect Correct answer

pitting

Correct Incorrect Correct answer

1 point(s)

An AR coating with hydrophobic properties means the lens resists:

dirt

Correct Incorrect Correct answer

water deposits

Correct Incorrect Correct answer

pitting

Correct Incorrect Correct answer

grease deposits

Correct Incorrect Correct answer

1 point(s)

Compression Technology

requires a nylon mounting cord

Correct Incorrect Correct answer

uses a groove around the periphery of the lens

Correct Incorrect Correct answer

uses prongs for mounting

Correct Incorrect Correct answer

requires no drilling

Correct Incorrect Correct answer

Quiz For Rx Sunwear / Rimless Eyewear

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