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| 1. Why does adding new sunlens products and technologies better meets patient's expectations? |
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A.
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Consumers like what's “new” |
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B.
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Are intrigued by new technologies, or products |
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C.
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Want “the best in the category” |
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D.
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Any of the above |
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| 2. The following lens color provides contrast in low light and reduces eye strain in bright light: |
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A.
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Grey |
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B.
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Yellow |
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C.
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Green |
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D.
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Brown |
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| 3. All of the following make a clear lens enhanced for outdoor use except |
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A.
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Light management technologies |
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B.
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Higher indices |
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C.
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Polarizing film |
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D.
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Materials that pass Z87.1 impact standards |
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| 4. The reason that a lens appears gray and colors a seen in their correct hue is because |
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A.
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Gray lenses effectively absorb all visible wavelengths evenly |
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B.
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Gray lenses effectively absorb all wavelengths evenly below 380nm |
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C.
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Their density is uneven |
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D.
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None of the above |
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| 5. A G-15 lens |
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A.
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Transmits about 85% light |
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B.
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Transmits about 15% light |
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C.
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Absorbs about 15% light |
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D.
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Absorbs all the red wavelengths |
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| 6. Polarizing filters incorporated in lenses |
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A.
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Is a method of light management |
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B.
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Absorbs polarized light reflected off flat surfaces |
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C.
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Reduces scatter |
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D.
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All of the above |
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| 7. Examples of blinding glare are reflections of all of the following except: |
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A.
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Pavement |
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B.
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Water |
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C.
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Shiny metal surfaces |
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D.
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Snow |
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| 8. The lightness of lenses is the result of |
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A.
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Lens volume |
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B.
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Specific gravity of the lens material used |
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C.
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Impact resistance |
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D.
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All of the above |
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| 9. To solve the problem of tint dye fading over time all of the following are true except |
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A.
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Use lenses that are tinted deeply |
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B.
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Add more red dye to the lens |
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C.
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Consider body tinted sunlenses for planos |
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D.
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Use polarized Rx lenses |
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| 10. New, “dye bonding” fixed tint NXT lenses don't change color because |
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A.
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They have tint depth to about 0.9mm |
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B.
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The dye always remains only at the lens' top surface |
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C.
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Color is infused into the lens back |
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D.
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Any of the above |
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| 11. All of the following -4.00 sphere lenses have even and uniform sunlens color except |
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A.
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Polarized lenses |
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B.
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In-mass tinted |
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C.
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Dye-bonded NXT |
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D.
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Tinted lenses |
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| 12. To deliver the lightest lens materials: |
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A.
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Consider the lightest lens materials: |
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B.
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Consider higher index lenses |
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C.
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Use more impact-resistant materials for thinner centers |
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D.
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All of the above |
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| 13. Lenses that require more than the FDA minimum for impact resistance |
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A.
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Are tested at high velocity |
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B.
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Have both frames and lenses tested to the Z87.1 standard |
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C.
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Are lenses like sunwear that may be subjected to extreme stresses |
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D.
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All of the above |
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| 14. Sunlenses made from ____________ regularly meet Z87.1 standards |
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A.
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NXT |
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B.
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Polycarbonate |
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C.
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Trivex |
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D.
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All of the above |
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| 15. Notch sensitivity is |
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A.
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The tendency for materials to chip under stress |
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B.
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The tendency for chips or micro-cracks to lengthen into cracks |
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C.
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A materials change in color or density |
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D.
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All of the above |
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| 16. Materials with virtually no notch sensitivity are |
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A.
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NXT and polycarbonate |
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B.
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Polycarbonate and Trivex |
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C.
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Spectralite and NXT |
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D.
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NXT and Trivex |
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| 17. While most people wear low abbe material lenses successfully |
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A.
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A higher abbe can increase peripheral lens clarity in higher Rx lenses |
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B.
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A lower abbe can increase peripheral lens clarity in higher Rx lenses |
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C.
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A higher abbe can increase peripheral lens clarity in plano lenses |
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D.
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None of the above |
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| 18. What is the an attribute most requested by patients when buying new eyewear? |
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A.
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Thinness |
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B.
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Durability |
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C.
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Lightness |
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D.
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Scratch resistance |
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| 19. Sun protection is a critical must for sunlenses. All of the following materials absorb 100% of the UV before any light management is added, except |
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A.
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NXT |
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B.
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1.67 high index |
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C.
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Trivex |
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D.
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Plastic hard resin |
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| 20. To deliver sunwear with a competitive advantage and outstanding patient satisfaction: |
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A.
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Optimize light management |
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B.
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Use lens materials optimized for performance |
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C.
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Embrace new sun lens technologies |
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D.
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All of the above |
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