Meeting Lens Technology Challenges
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1. Lens technology developments and performance ramp up
regularly similar to:
A. Stereos, headsets, and iPods
B. Organic, hydroponics, and genetically-
developed produce
C. Televisions, cameras, and computers
D. Mineral water, mineral stone, and
mineral vitamins

2. What makes AR a success now is:
A. High-performance reflection
B. High-performance color
C. High-performance photochromics
D. High-performance top coating

3. AR usage in the United States stands at around:
A. 80 percent
B. 90 percent
C. 30 percent
D. 75 percent

4. The average light transmittance of AR is:
A. 98.1 percent
B. 95.5 percent
C. 91.8 percent
D. 93.2 percent

5. The best reflection cutter and vision enhancer for
tinted sunwear is:
A. Frontside AR
B. No AR
C. Backside AR
D. Frontside and backside AR

6. Tell patients to keep AR lenses away from:
A. Sunlight
B. Hair spray
C. Facial creams
D. House pets

7. Combine a simple explanation of AR features and benefits with:
A. A scratch resistance demonstration
B. A demonstration of photochromic lenses
C. A glare reduction demonstration
D. A demonstration of an AR and non-AR lens

8. When processing rimless AR lenses, be sure the lenses are:
A. Cleaned with alcohol
B. Front and backside coated
C. Well centered
D. Removed from the block dry

9. Currently, the most utilized freeform-created lenses are:
A. Personalized progressive addition lenses
B. Flattop bifocal and trifocal lenses
C. Standard progressive addition lenses
D. Round and blended bifocal lenses

10. Freeform-created lenses use aspheric and/or atoric curves
to:
A. Highly polish lens edges
B. Enhance vision in all zones
C. Increase curve and thicken lenses
D. Help fit wide pupillary distances

11. Wavefront technology has been used to measure and
develop:
A. Individualized progressive surfaces
B. Surfacing and edging techniques
C. Individualized aspheric surfaces
D. Pupillary distance and optical center
measurements

12. Personalized PAL recommended fitting heights are:
A. In the mid-20s
B. Under 12
C. Over 20
D. In the mid-teens

13. Visual field expansion for all distances and larger and wider
intermediate zones:
A. Help reduce ocular pressure and reduce
pinpoint vision
B. Help reduce peripheral PAL blur and reduce
visual swim
C. Help reduce dangerous glare and reduce
annoying reflections
D. Help reduce lens thickness and reduce lens
weight

14. During the edging process, hydrophobic and oleophobic
AR coatings can:
A. Expand
B. Contract
C. Clamp
D. Slip

15. Today, high-index lenses are considered to be any lens
over:
A. 1.67 index of refraction
B. 1.52 index of refraction
C. 1.60 index of refraction
D. 1.70 index of refraction

16. One of the features that today's high-index lenses
offer is:
A. Photochromic performance
B. Water white clarity
C. Customized tintability
D. Clear polarization

17. High-index lenses should be highly considered for a patient
with an Rx of:
A. -3.00D and lower
B. +3.00D and higher
C. +3.00D and lower
D. -3.00D and higher

18. Denser high-index material:
A. Reduces the amount of light passing
through lenses
B. Increases the amount of light passing
through lenses
C. Minimizes reflective glare off lenses
D. Maximizes reflective glare off lenses

19. To remove the block from a high-index lens after
processing, it's best to:
A. Pull the block off the lens when dry
B. Pull the block off at an angle
C. Gently twist the block
D. Soak the lens in alcohol

20. The index of refraction is also known as:
A. Hard resin
B. Chromatic aberration
C. Hydrophobia
D. Refractive index