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2. The 20 best gifts for parents of all ages - AOL

   www.aol.com/lifestyle/best-gifts-parents...

   10X Magnifying Glass with Light and Stand ... need help keeping track of their pills at home—this extra large weekly pill organizer is a game changer. ... with this lighted two-sided makeup ...

3. Coddington magnifier - Wikipedia

   en.wikipedia.org/wiki/Coddington_magnifier

   A Coddington magnifier is a magnifying glass consisting of a single very thick lens with a central deep groove diaphragm at the equator, thus limiting the rays to those close to the axis, which minimizes spherical aberration. This allows for greater magnification than a conventional magnifying glass, typically 10× up to 20×. Most single lens ...

4. Eyepiece - Wikipedia

   en.wikipedia.org/wiki/Eyepiece

   Also, due to their large field stops, without large-diameter secondary mirrors, most reflectors and Schmidt-Cassegrains will have severe vignetting with these eyepieces. [b] 4 inch (102 mm) – Eyepieces this size are rare, and only commonly used for long refracting telescopes in older observatories. Very few manufacturers make them, and with ...

5. A complete guide to the very best Labor Day sales on ... - AOL

   www.aol.com/lifestyle/the-very-best-labor-day...

   Ubymet 10x Large Lighted Makeup Mirror. $40 with Prime. See at Amazon. Neutrogena Hydro Boost Face Moisturizer ... Macy's is currently having an end-of-summer sale for up to 60% off with an extra ...

6. Magnification - Wikipedia

   en.wikipedia.org/wiki/Magnification

   A telescope, which uses its large objective lens or primary mirror to create an image of a distant object and then allows the user to examine the image closely with a smaller eyepiece lens, thus making the object look larger. A microscope, which makes a small object appear as a much larger image at a comfortable distance for viewing. A ...

7. Enlarger - Wikipedia

   en.wikipedia.org/wiki/Enlarger

   Woodward's 1857 solar enlarging camera was a large instrument operated out-of-doors that could produce life size prints from quarter plate and half plate negatives with an exposure of about forty-five minutes, improved in the 1860s and 1870s with a clockwork heliostat to rotate the mirror in synchronisation with the sun's passage to concentrate ...