"f-stop" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "focal"
      },
      "expansion": "focal",
      "name": "m"
    }
  ],
  "etymology_text": "f is short for focal.",
  "forms": [
    {
      "form": "f-stops",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "f-stop (plural f-stops)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Photography",
          "orig": "en:Photography",
          "parents": [
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            "Human activity",
            "Media",
            "Culture",
            "Human behaviour",
            "Communication",
            "Society",
            "Human",
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          "source": "w"
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      "examples": [
        {
          "ref": "2006, Michael Grecco, Lighting and the Dramatic Portrait, Amphoto Books, page 22",
          "text": "Before you know what f-stop you want, you first have to know what it is you are trying to accomplish in the photograph: Do I want to freeze action, or show motion, and consider shutter speed, or, do I need to get a cast of people in focus, or focus selectively, and cater to aperture?",
          "type": "quotation"
        },
        {
          "ref": "2008 May 23, Ted Kritsonis, “Six of one, half a dozen of the other”, in Globe and Mail, Canada, retrieved 2008-12-26",
          "text": "If you're shooting at an f-stop of 2.8, then the lens will take in a lot more light than it would if the f-stop was at 22.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Any of the discrete steps or stopping points for adjusting the aperture of a lens, either marked on a ring on the lens and adjusted by rotating that ring or marked in the display of a digital camera and adjusted by buttons or touch-sensitive controls."
      ],
      "id": "en-f-stop-en-noun-zK7xFiKv",
      "links": [
        [
          "photography",
          "photography"
        ],
        [
          "discrete",
          "discrete"
        ],
        [
          "step",
          "step"
        ],
        [
          "adjust",
          "adjust"
        ],
        [
          "aperture",
          "aperture"
        ],
        [
          "lens",
          "lens"
        ],
        [
          "ring",
          "ring"
        ],
        [
          "rotating",
          "rotate"
        ],
        [
          "digital camera",
          "digital camera"
        ],
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          "button",
          "button"
        ],
        [
          "touch-sensitive",
          "touch-sensitive"
        ]
      ],
      "raw_glosses": [
        "(photography) Any of the discrete steps or stopping points for adjusting the aperture of a lens, either marked on a ring on the lens and adjusted by rotating that ring or marked in the display of a digital camera and adjusted by buttons or touch-sensitive controls."
      ],
      "related": [
        {
          "word": "f-number"
        }
      ],
      "synonyms": [
        {
          "word": "f stop"
        },
        {
          "word": "f/stop"
        }
      ],
      "topics": [
        "arts",
        "hobbies",
        "lifestyle",
        "photography"
      ],
      "translations": [
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "any of the discrete steps for adjusting the aperture of a lens",
          "word": "f-szám"
        },
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "any of the discrete steps for adjusting the aperture of a lens",
          "word": "rekeszérték"
        }
      ]
    }
  ],
  "word": "f-stop"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "focal"
      },
      "expansion": "focal",
      "name": "m"
    }
  ],
  "etymology_text": "f is short for focal.",
  "forms": [
    {
      "form": "f-stops",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "f-stop (plural f-stops)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "f-number"
    }
  ],
  "senses": [
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      "categories": [
        "English countable nouns",
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      "examples": [
        {
          "ref": "2006, Michael Grecco, Lighting and the Dramatic Portrait, Amphoto Books, page 22",
          "text": "Before you know what f-stop you want, you first have to know what it is you are trying to accomplish in the photograph: Do I want to freeze action, or show motion, and consider shutter speed, or, do I need to get a cast of people in focus, or focus selectively, and cater to aperture?",
          "type": "quotation"
        },
        {
          "ref": "2008 May 23, Ted Kritsonis, “Six of one, half a dozen of the other”, in Globe and Mail, Canada, retrieved 2008-12-26",
          "text": "If you're shooting at an f-stop of 2.8, then the lens will take in a lot more light than it would if the f-stop was at 22.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Any of the discrete steps or stopping points for adjusting the aperture of a lens, either marked on a ring on the lens and adjusted by rotating that ring or marked in the display of a digital camera and adjusted by buttons or touch-sensitive controls."
      ],
      "links": [
        [
          "photography",
          "photography"
        ],
        [
          "discrete",
          "discrete"
        ],
        [
          "step",
          "step"
        ],
        [
          "adjust",
          "adjust"
        ],
        [
          "aperture",
          "aperture"
        ],
        [
          "lens",
          "lens"
        ],
        [
          "ring",
          "ring"
        ],
        [
          "rotating",
          "rotate"
        ],
        [
          "digital camera",
          "digital camera"
        ],
        [
          "button",
          "button"
        ],
        [
          "touch-sensitive",
          "touch-sensitive"
        ]
      ],
      "raw_glosses": [
        "(photography) Any of the discrete steps or stopping points for adjusting the aperture of a lens, either marked on a ring on the lens and adjusted by rotating that ring or marked in the display of a digital camera and adjusted by buttons or touch-sensitive controls."
      ],
      "topics": [
        "arts",
        "hobbies",
        "lifestyle",
        "photography"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "f stop"
    },
    {
      "word": "f/stop"
    }
  ],
  "translations": [
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "any of the discrete steps for adjusting the aperture of a lens",
      "word": "f-szám"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "any of the discrete steps for adjusting the aperture of a lens",
      "word": "rekeszérték"
    }
  ],
  "word": "f-stop"
}