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Camera vs Focus - What's the difference?

camera | focus |

As nouns the difference between camera and focus

is that camera is camera while focus is (countable|optics) a point at which reflected or refracted rays of light converge.

As a verb focus is

to cause (rays of light, etc) to converge at a single point.

camera

English

(wikipedia camera)

Noun

(cameras)
  • A device for taking still or moving pictures or s.
  • * {{quote-magazine, year=2013, month=July-August, author= Fenella Saunders
  • , title= Tiny Lenses See the Big Picture, magazine=(American Scientist) , passage=The single-imaging optic of the mammalian eye offers some distinct visual advantages. Such lenses can take in photons from a wide range of angles, increasing light sensitivity. They also have high spatial resolution, resolving incoming images in minute detail. It’s therefore not surprising that most cameras mimic this arrangement.}}
  • (video games) The game or simulation.
  • * 2003 , Tom Meigs, Ultimate game design: building game worlds
  • If you're building a third-person game with enclosed or tight spaces, try to figure out up front what camera problems you will likely encounter. Use this identification process to influence the early building process.
  • * 2006 , Patrick O'Luanaigh, Game Design Complete
  • I'm talking about the way the camera flies up above the skater when you leap into the air. No one had done it before.

    Derived terms

    * cameraman * ! * on camera * off camera * cine camera or * digital camera * movie camera * pinhole camera * video camera

    focus

    English

    (wikipedia focus)

    Noun

  • (countable, optics) A point at which reflected or refracted rays of light converge.
  • (countable, geometry) A point of a conic at which rays reflected from a curve or surface converge.
  • (uncountable, photography, cinematography) The fact of the convergence of light on the photographic medium.
  • * {{quote-magazine, year=2013, month=July-August, author= Catherine Clabby
  • , magazine=(American Scientist), title= Focus on Everything , passage=Not long ago, it was difficult to produce photographs of tiny creatures with every part in focus'.
  • (uncountable, photography, cinematography) The quality of the convergence of light on the photographic medium.
  • (uncountable) Concentration of attention.
  • (countable, seismology) The exact point of where an earthquake occurs, in three dimensions.
  • (computing, graphical user interface) The indicator of the currently active element in a user interface.
  • (linguistics) The most important word or phrase in a sentence or passage, or the one that imparts information.
  • Verb

  • To cause (rays of light, etc) to converge at a single point.
  • To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.
  • You'll need to focus the microscope carefully in order to capture the full detail of this surface.
  • To concentrate one's attention.
  • Focus on passing the test.
  • To concentrate one’s attention.
  • If you're going to beat your competitors, you need to focus .

    Usage notes

    The spellings focusses'', ''focussing'', ''focussed'' are more common in Commonwealth English than in American English, but in both varieties they are less common than the spellings ''focuses'', ''focusing'', ''focused .

    Derived terms

    * focus group * in focus * out of focus