Quiz For Polarized Lenses

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Reflected light waves tends to travel in _________________planes.

The polarizing filter which is used for ophthalmic use is generally constructed from:

The polarizing element in a lens must be oriented__________________to extinguish horizontally vibrating light.

Uniform, nonrandom concentration of reflected light is known as:

1. reflection
2. glare
3. polarized light
4. aberration

Which of the following can be a source or glare?

Instead of using polarized lenses, providing the patient with a very dark tint:

1. can be just as effective
2. does not eliminate the problems of glare
3. may actually reduce visual acuity and safety
4. all of the above

_________________invented the the world’s first synthetic polarizing material in 1929.

A polarized filter is produced by:

In a polarized lens, the rows are oriented___________in order to reduce the horizontally reflected light.

When a polarization filter is incorporated into a lens by the _________________the filter is cemented between two lens surfaces like a sandwich.

.When a polarization filter is incorporated into a lens by the____________________the polarizing filter is placed within the lens mold.

Polarization lenses are recommended for:

1. boating
2. airline pilots
3. biking
4. highway patrol officers

Which of the following is not an inherent, built-in feature of polarized lenses?

When presenting polarized lenses it is important to:

1. demonstrate the benefits of polarization
2. discuss the patient’s budget
3. ascertain the needs of your patient
4. all of the above

The best way to present polarized lenses is to:

When determining the tint density of polarized lenses:

The cost value of polarized lenses can be demonstrated by:

When preparing to process a polarized lens for edging or surfacing, it is important to consider:

When considering AR coating and polarization:

When a polarized lens is tinted darker it:

1. reduces brightness
2. has no effect on the polarity of the lens
3. increases the polarity of the lens
4. decreases the polarity of the lens

Polarized polycarbonate lenses can be surfaced as thin as:

The primary factors to consider when evaluating the quality of a polarized lens are:

1. the density of the polarized film
2. the quality of the polarized film
3. the position of the film placement
4. the quality of the AR coating

According the the FDA, glass polarized lenses:

__________________is the most widely available polarized color and is considered the all purpose polarized lens of choice

___________________polarized lenses provide excellent contrast and improved visual acuity.

___________________is a lighter shade of polarization and is widely available in gray or brown.

___________________is a medium shade of polarization is is often used in conjunction with mirror coating.

____________________is the darkest filter and is the most popular and widely used density.

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