magnifying glass

/'mægnifaiiɳ'glɑ:s/
Học thuật
Thân thiện
magnifying glass

A detective examines a clue with a magnifying glass.

Definition
  1. Noun:
    • A handheld optical instrument: A magnifying glass is a simple optical device consisting of a single convex lens mounted in a frame, typically with a handle. Its primary function is to produce a magnified, virtual image of an object, making small details appear larger and more distinct to the human eye.
Examples of Usage
  • Noun:
    • The detective used a magnifying glass to examine the tiny fibers on the carpet.
    • For reading the fine print, she always kept a magnifying glass in her desk drawer.
    • The scientist studied the insect's wing structure under a powerful magnifying glass.
Advanced Usage
  • "with a magnifying glass": used to emphasize very close or detailed examination.
    • The contract was scrutinized with a magnifying glass before it was signed.
  • "like looking through a magnifying glass": a simile describing how something makes details or effects more intense or noticeable.
    • The intense media coverage acted like a magnifying glass on the politician's every word.
Variants and Related Words
  • Magnifier (n): A more general term for any device that magnifies, which can include a magnifying glass.
    • A jeweler's loupe is a specialized type of magnifier.
  • Hand lens (n): Another term for a simple magnifying glass, often used in scientific fields.
    • The geologist identified the mineral using a hand lens.
Synonyms
  • Lens: (in this specific context) The optical component that provides magnification.
  • Loupe: A small, high-power magnifying glass used by jewelers and watchmakers.
Related Phrases
  • Magnifying power: A technical term referring to the degree of enlargement provided by the lens.
    • This magnifying glass has a magnifying power of 5x.
  • Focus a magnifying glass: The action of adjusting the distance between the lens and the object to obtain a clear image.
    • You need to focus the magnifying glass properly to see the details.
Related Idioms
  • Under the magnifying glass: Being subjected to intense scrutiny or examination.
    • The company's finances are under the magnifying glass after the scandal.
magnifying glass

A detective examines a clue with a magnifying glass.

Noun
  1. light microscope consisting of a single convex lens that is used to produce an enlarged image
    • the magnifying glass was invented by Roger Bacon in 1250

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