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

    … When was the last time you conducted a Twitter audit? If the answer is “never” (or not in recent memory), you should consider doing one today. A Twitter audit takes a good hard look at your current Twitter efforts in order to improve upon them. The best audits look at at least 3 things: 1. The content you’ve been sharing, and how effective…

    Lauren Dugan/ AllTwitterin Social Twitter- 6 readers -
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