In a conventional optical system, light rays enter through a lens and converge at a point to form an image.

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Those who fail to mentor others are missing out on an opportunity to cement their legacy and to form the future in their own image, as well as a chance to build strong, loyal, and productive partnerships.

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Indeed, an image produced skillfully can lead the viewer to form a close personal association between his life and the picture, perhaps even taking that picture's meanings and goals as his or her own.

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The quick and dirty way to transition paper notes into digital form is, of course, to photograph the notebook page with a phone and save it as an image.

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Sony's NEX-3 and NEX-5 cameras certainly boast the features to get any camera nerd excited -- interchangeable lenses in a form factor smaller than Micro Four Thirds but with an image sensor 50% bigger -- but the big question remaining is how they'll actually hold up in use.

ENGADGET: Sony's NEX-3, NEX-5 interchangeable lens cameras get reviewed