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2. Magnifying glass - Wikipedia

   en.wikipedia.org/wiki/Magnifying_glass

   Magnifying glasses typically have low magnifying power: 2×–6×, with the lower-power types being much more common. At higher magnifications, the image quality of a simple magnifying glass becomes poor due to optical aberrations, particularly spherical aberration. When more magnification or a better image is required, other types of hand ...

3. Wal-Mart: The High Cost of Low Price - Wikipedia

   en.wikipedia.org/wiki/Wal-Mart:_The_High_Cost_of...

   Wal-Mart: The High Cost of Low Price is a 2005 documentary film by director Robert Greenwald and Brave New Films about the American multinational corporation and retail conglomerate Walmart. [2] The film presents a negative picture of Walmart's business practices through interviews with former employees, small business owners, and footage of ...

4. Walmart's very best Black Friday deals of the day: AirPods ...

   www.aol.com/lifestyle/walmarts-very-best-black...

   Plus, through December 2, you can purchase a one-year membership for only $49 — that's 50% off — and score early access to Walmart's soon-to-launch Black Friday deals. (And by the way, those ...

5. Dome magnifier - Wikipedia

   en.wikipedia.org/wiki/Dome_magnifier

   A dome magnifier is a dome-shaped magnifying device made of glass or acrylic plastic, used to enlarge words on a page or computer screen. They are plano-convex lenses : the flat (planar) surface is placed on the object to be magnified, and the convex (dome) surface provides the enlargement.

6. Ground glass - Wikipedia

   en.wikipedia.org/wiki/Ground_glass

   In motion-picture cameras, the ground glass is a small, usually removable piece of transparent glass that sits between the rotary disc shutter and the viewfinder. The ground glass usually contains precise markings to show the camera operator the boundaries of the frame or the center reticle, or any other important information. Because the ...

7. The best stocking stuffers under $25 for everyone on your list

   www.aol.com/lifestyle/the-best-stocking-stuffers...

   And lots of our top gift recommendations happen to be on sale for under $25 — the perfect price point for a solid stocking stuffer idea. ... magnifying glass allows them an even closer look ...