NAO TEST 4
which is a correct statement concerning light waves that are less than 20 feet from their source? -
Answer-they are considered diverging
what is the range of visible wavelengths the human eye is sensitive to ? - Answer-380-760nm
which of the following occurs to the greatest degree when light encounters a lens surface? - Answer-
transmitted
How much light does a 1.49 index lens reflect? - Answer-8.1%
On what optical characteristic are AR treatments based upon? - Answer-destructive interference
which type of glare does AR treatment eliminate? - Answer-distracting
what type(s) of UV radiation cause sunburn? - Answer-UVA and UVB
a superficial and painful inflammation of the cornea is known as _____ - Answer-photokeratitis
, which of the following is the third leading cause of blindness worldwide? - Answer-ARMD
which of the following is mostly absorbed by the crystalline lens of the eye? - Answer-UVA
how much UV radiation passes through a childs crystalline lens to the retina? - Answer-75%
the color which provides excellent contrast and improves vision acuity and depth perception is: -
Answer-gray
the color which provides high contrast and filters out the blue light and is worn for shooting sports? -
Answer-yellow
another term that might be used for eyewear "wants" is _____ - Answer-desires
where do fashion trends in modern eyewear usually come from? - Answer-retail strongholds like
apparel
all of the following frame materials are hypoallergenic EXCEPT: - Answer-monel
according to the text, a _____ is something that springs into our culture and disappears almost as
quickly after some short period of time. - Answer-trend
what two factors primarily drive technical eyewear trends? - Answer-consumer needs and wants, and
technologys ability to produce the product
HIPAA is the acronym for the _____of 1996 - Answer-Health Insurance Portability and Accountability
which is a correct statement concerning light waves that are less than 20 feet from their source? -
Answer-they are considered diverging
what is the range of visible wavelengths the human eye is sensitive to ? - Answer-380-760nm
which of the following occurs to the greatest degree when light encounters a lens surface? - Answer-
transmitted
How much light does a 1.49 index lens reflect? - Answer-8.1%
On what optical characteristic are AR treatments based upon? - Answer-destructive interference
which type of glare does AR treatment eliminate? - Answer-distracting
what type(s) of UV radiation cause sunburn? - Answer-UVA and UVB
a superficial and painful inflammation of the cornea is known as _____ - Answer-photokeratitis
, which of the following is the third leading cause of blindness worldwide? - Answer-ARMD
which of the following is mostly absorbed by the crystalline lens of the eye? - Answer-UVA
how much UV radiation passes through a childs crystalline lens to the retina? - Answer-75%
the color which provides excellent contrast and improves vision acuity and depth perception is: -
Answer-gray
the color which provides high contrast and filters out the blue light and is worn for shooting sports? -
Answer-yellow
another term that might be used for eyewear "wants" is _____ - Answer-desires
where do fashion trends in modern eyewear usually come from? - Answer-retail strongholds like
apparel
all of the following frame materials are hypoallergenic EXCEPT: - Answer-monel
according to the text, a _____ is something that springs into our culture and disappears almost as
quickly after some short period of time. - Answer-trend
what two factors primarily drive technical eyewear trends? - Answer-consumer needs and wants, and
technologys ability to produce the product
HIPAA is the acronym for the _____of 1996 - Answer-Health Insurance Portability and Accountability
