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 ?
Demand - Plastic magnifying glass the size of a credit card
Rocco Parker shows offhis construction made from red bricks, right, and Ollie Smith plays with a magnifying glass, below right 140616mgaOaKdene Katie Lunn
So, any gravitational object-anything with mass-acts as a magnifying glass," though a weak one.
For example, where a normal magnifying glass will help you see things twice as big, a scanning electron microscope will allow you to see things more than 500,000 times bigger than the naked eye can.
The fire, in an upstairs bedroom, was caused by a magnifying glass left on a bed in direct sunlight.
Examine the snowflake prints with a magnifying glass or a microscope.
The strong sunshine magnified by the magnifying glass was enough to set fire to the clothes.
BIG IDEA Newcastle University student Sophie Avent who, along with four others, has developed a magnifying glass business card.
On display at the Greenergy show, the giant magnifying glass turned inside a distorted cube printed with ecological declarations.
The "Democratic Ecology" wind turbine represents a very different value aesthetic, On display at the Greenergy show, the giant magnifying glass turned inside a distorted cube printed with ecological declarations.
When I got home I got my magnifying glass on it and found the wording very faint Ephraim Lockwood, Huddlers field.
Ideally you should plant camellia in low-lying areas where frost collects and avoid east-facing positions where the early morning sun will act like a magnifying glass on dew droplets on the petals and scorch them.