magnifying glass

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English Wikipedia has an article on:
A magnifying glass.


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magnifying glass (plural magnifying glasses)

  1. An instrument made of convex glass, used to magnify.
    • 2013 September-October, Henry Petroski, “The Evolution of Eyeglasses”, in American Scientist:
      The ability of a segment of a glass sphere to magnify whatever is placed before it was known around the year 1000, when the spherical segment was called a reading stone, essentially what today we might term a frameless magnifying glass or plain glass paperweight.
    • 2021, Renata Pepicelli, “The Unfinished Transition. The Post-revolutionary Path of Tunisia and the Test of Covid19. A Historical and Socio-Economic Perspective”, in Francesca Maria Corrao, Riccardo Redaelli, editors, States, Actors and Geopolitical Drivers in the Mediterranean: Perspectives on the New Centrality in a Changing Region, Palgrave Macmillan, →ISBN, page 284:
      Faced with this situation, the arrival of the Covid19 pandemic in late winter/early spring 2020 showed the real situation of the country, its fragility and the challenges it faces. Thus, analysis of the impact of Covid19 on Tunisia offers a useful magnifying glass to understand the path of Tunisia from the 2011 revolution to the present.


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