magnifying glass

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magnifying glass:

see microscopemicroscope,
optical instrument used to increase the apparent size of an object. Simple Microscopes

A magnifying glass, an ordinary double convex lens having a short focal length, is a simple microscope. The reading lens and hand lens are instruments of this type.
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magnifying glass

[′mag·nə‚fī·iŋ ‚glas]
(optics)
Any device that uses a simple lens which enlarges the object being viewed.

magnifying glass

traditional detective equipment; from its use by Sherlock Holmes. [Br. Lit.: Payton, 473]

magnifying glass

, magnifier
a convex lens used to produce an enlarged image of an object
References in periodicals archive ?
Rodriguez should be directed to inform the Honorable Tribunal who these 'other people' are who were aware of the use of the plastic magnifying lens inside the revision area,' read the motion adding that 'Atty.
An impedance-matched magnifying lens, which is made of inhomogeneous isotropic dielectrics based on an simplification from TO, was fabricated to provide far-field subwavelength imaging.
the battle with magnifying lens, A half-hour skirmish ending when its
She made large-format paintings of enlarged blossoms, presenting them close up as if seen through a magnifying lens, and New York buildings, most of which date from the same decade.
"It is as if one used a giant magnifying lens to focus tsunami energy," explains Utku Kanoglu, professor at Turkey's Middle East Technical University, and senior author of the study.
Hind Sight has long been known for their crosshair-style aiming systems, but the Center Shot deviates from that design to include a two-power magnifying lens fitted with two suspended, .019" fiber-optic cables.
GET them enjoying the great outdoors with this Pond Dipping Kit, complete with observation jar with magnifying lens, handheld net, pond life guide, and activity booklet, pounds 12.49 from WHSmith.
CAMERA: A magnifying lens will allow scientists to zoom in and take color pictures of features smaller than the width of a human hair,
Using the magnifying lens, take a close look at each plate after two days.
The lamp with magnifying lens is available for added precision in engineering, assembly, laboratory and inspection applications.
To help improve precision, there is a magnifying lens over the light box and the back plate is also gridded.
The helmets also feature rugged headgear with a soft, absorbent sweatband and magnifying lens capability for experienced welders with less than perfect vision.