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October 2008
10-2008
Tools for resolving lens adaptation issues
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| Articles in This Issue |
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L&T Basics
10-2008
The Subtleties of Taking Heights and PDs Try on eyewear that has a
minimum eye wire profile width of 1mm and fixate your eye on a line of
text on a computer. (The distance from you to the computer screen is
assumed to be approximately equal to the distance from your client when
taking height measurements.)
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Op Kit
10-2008
From an ECP’s point of view, it seems that the process of helping
people to select eyewear often falls into one of two categories: easy
or hard. Whether it’s frame or lens selection, measuring and fitting,
fashion and appearance, or cost and insurance, it quickly becomes
apparent if things are going the easy way or the hard way.
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Emphasizing Substance Over Style
10-2008
Memo to: Joe Biden
Re: Playing the Optical Card
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BIREFRINGENCE: THE DISPENSER’S FORGOTTEN FRIEND
10-2008
In 1669 Danish scientist Erasmus Bartolin discovered that calcite
crystals could polarize light by a phenomenon called double refraction,
now commonly called birefringence.
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