Magnifying Glass

A magnifying glass (called a hand lens in laboratory contexts) is a convex lens that is used to produce a magnified image of an object. The lens is usually mounted in a frame with a handle (see image).A sheet magnifier consists of many very narrow concentric ring-shaped lenses, such that the combination acts as a single lens but is much thinner. This arrangement is known as a Fresnel lens.The magnifying glass is an icon of detective fiction, particularly that of Sherlock Holmes.
Posts about Magnifying Glass
  • Why You Should do a Twitter Audit Today

    … Twitter account as you need. However, a quick hour or two examining your content, audience and brand will give you some fuel for improving your overall Twitter presence. It’s a good idea to do an audit at least twice a year, but more frequently is better. If you can’t remember the last time you scrutinized your Twitter activity, there’s no better time than now to start! (Magnifying glass via Shutterstock) …

    Lauren Dugan/ AllTwitterin Social Twitter- 6 readers -
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