| aperture |
The aperture is the size of a telescope's main lens (or mirror). APHELION For an object (a planet or comet) orbiting the Sun, the aphelion is the point in its orbit which is farthest from the sun.
출처: www.allaboutspace.com/subjects/astronomy/glossary/
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| aperture |
The opening in a lens through which light passes to expose the film. Aperture size is usually calibrated in f-numbers, the larger the number, the smaller the lens opening, therefore the slower the shutter must be! (see f-stop)
출처: www.peterashbyhayter.co.uk/glossary.html
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| aperture |
An opening or space between bones or within a bone.
출처: www.csuchico.edu/anth/Module/glossary.html
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| aperture |
The diameter of the primary mirror or lens of a telescope.
출처: www.go-astronomy.com/glossary/astronomy-glossary-a...
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| aperture |
Diameter of main mirror or lens of a telescope .
출처: www.thebeerchair.com/html%20documents/astronomy%20...
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