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ABO PRACTICE Test Bundle
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[Show more]the wavelength of the infrared waves in the electromagnetic spectrum are CORRECT ANSWER longer than visible red light waves 
 
the Geneva Lens Measure is calibrated for a refractive index of CORRECT ANSWER 1.530 
 
A lens made from 2 convex surfaces CORRECT ANSWER has against motion 
 
A lens reads ...
Preview 1 out of 3 pages
Add to cartthe wavelength of the infrared waves in the electromagnetic spectrum are CORRECT ANSWER longer than visible red light waves 
 
the Geneva Lens Measure is calibrated for a refractive index of CORRECT ANSWER 1.530 
 
A lens made from 2 convex surfaces CORRECT ANSWER has against motion 
 
A lens reads ...
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Single Vision CORRECT ANSWER corrects for one distance 
 
Multifocal CORRECT ANSWER Corrects with two or more prescriptions (or 'powers') 
 
Bifocal CORRECT ANSWER lens having two focus strengths 
 
Trifocal CORRECT ANSWER pertaining to having three focus strengths 
 
Calculating Prismatic Effects...
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Add to cartSingle Vision CORRECT ANSWER corrects for one distance 
 
Multifocal CORRECT ANSWER Corrects with two or more prescriptions (or 'powers') 
 
Bifocal CORRECT ANSWER lens having two focus strengths 
 
Trifocal CORRECT ANSWER pertaining to having three focus strengths 
 
Calculating Prismatic Effects...
When discussing thick lenses, the factors which are considered in computing the lens power are: 
 
a. front curve, thickness and index 
b. back curve, thickness and index 
c. front curve, back curve and thickness 
d. front curve, back curve, thickness and index CORRECT ANSWER d. front curve, back cu...
Preview 4 out of 112 pages
Add to cartWhen discussing thick lenses, the factors which are considered in computing the lens power are: 
 
a. front curve, thickness and index 
b. back curve, thickness and index 
c. front curve, back curve and thickness 
d. front curve, back curve, thickness and index CORRECT ANSWER d. front curve, back cu...
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