Quote:
Originally Posted by inkista
It stands for "Extra-low Dispersion" glass. It's glass that can minimize chromatic aberration (when the glass's index of refraction is high enough, different wavelengths end up in different locations, and you get red/blue "shadows" or green/purple ones).
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Thank you so much Inkista. I had no idea. Makes me feel better about getting the 14mm-54mm lens. 
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Olympus E-5, Olympus E-520 ZD 50-200, ZD14-54, ZD14-42 & ZD40-150 lens, EC-14, EC-20, FL-50r flash, Flashpoint F-1228 Carbon Fiber Tripod and a Giottos MH1302-655 ball head, Canon Monopod.
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