口径 | Shirabe

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1)

口径こうけい

#28,797

Common

こうけい

Meaning

1. ①
  
  aperture; bore; calibre; caliber
1. ①
  
  EN In guns, particularly firearms, caliber or calibre is the approximate internal diameter of the barrel, or the diameter of the projectile it fires, in hundred...
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Kanji

口コウ mouth 径ケイ diameter, path, method

Forms

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2)

口径食こうけいしょく

こうけいしょく

Meaning

1. ①
  
  vignetting
1. ①
  
  EN In photography and optics, vignetting (/vɪnˈjɛtɪŋ/; French: "vignette") is a reduction of an image's brightness or saturation at the periphery compared to th...
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Kanji

口コウ mouth 径ケイ diameter, path, method 食ショク eat, food

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3)

口径比こうけいひ

こうけいひ

Meaning

1. aperture ratio (inverse of the f-number); relative aperture
  
  See also: Ｆナンバー (エフナンバー)

Kanji

口コウ mouth 径ケイ diameter, path, method 比ヒ compare, race, ratio

Forms

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