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The aperture of an optical system is the opening that limits the amount of light that can pass through. Aperture may also refer to: In science and technology: *In anatomy, a number of apertures in the human body: * *Apertura nasalis posterior * *Apertura pelvis inferior * *Apertura pelvis minoris * *Apertura pelvis superior * *Apertura thoracis inferior * *Apertura thoracis superior * *Lateral aperture (foramen of Luschka), an opening in each lateral extremity of the lateral recess of the fourth ventricle of the human brain * *Median aperture (foramen of Magendie), which drains cerebrospinal fluid (CSF) from the fourth ventricle into the cisterna magna *Aperture (antenna), a physical parameter of an antenna *Aperture (mollusc), the main opening in the shell of a gastropod or scaphopod (mollusc) *Aperture (botany), a weaker spot in the wall of a pollen grain *Numerical aperture is a parameter used to describe optical systems *Aperture (computer memory), a region of the physical address space that opens access to a particular device or memory unit *Aperture (software), an image organization and editing program for photographers, sold by Apple Inc. Other uses: *Aperture (typography), an enclosed loop in a typographical symbol - such as the lower part of the letter 'a' *''Aperture'' (magazine), a long-running art photography magazine ==See also== * * 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Aperture (disambiguation)」の詳細全文を読む スポンサード リンク
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