How Do You Spell FIELD DIAPHRAGM?

Pronunciation: [fˈiːld dˈa͡ɪəfɹˌam] (IPA)

"Field diaphragm" is a term commonly used in microscopy to refer to a movable aperture that reduces the size of the light passing through the lenses. The spelling of this term can be explained using the International Phonetic Alphabet (IPA) as /fiːld/ /daɪəˈfræɡəm/. The first syllable is pronounced as "feeld," with a long "ee" sound. The second and third syllables are pronounced with a short "i" and "a" sound, respectively, followed by a stressed "gram" ending pronounced as "gum."

FIELD DIAPHRAGM Meaning and Definition

1. A field diaphragm is an optical component found in some scientific instruments, particularly microscopes. It refers to a selectively adjustable aperture located in the intermediate image plane within the optical system of the instrument. The main purpose of the field diaphragm is to control the amount of light that enters the microscope or other optical device.

   Typically, the field diaphragm is composed of thin metal blades or leaves that can be adjusted to change the size and shape of the aperture opening. By altering the aperture size, the field diaphragm can regulate the illumination of the specimen being observed. This becomes crucial in microscopy as it helps optimize the contrast and brightness in the final image.

   The field diaphragm can be strategically positioned near the focus of the condenser, where it can limit the amount of peripheral light coming from the illumination source. It effectively blocks stray light rays, reduces glare, and prevents unwanted artifacts or aberrations from degrading the image quality.

   In summary, a field diaphragm is an adjustable aperture within an optical system designed to regulate and control the illumination in microscopes or other optical instruments. It helps optimize image quality and clarity by adjusting the size and shape of the aperture opening to control the amount of light passing through the instrument.

Common Misspellings for FIELD DIAPHRAGM

• dield diaphragm
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• gield diaphragm
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• rield diaphragm
• fueld diaphragm
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• fiekd diaphragm
• fiepd diaphragm

Etymology of FIELD DIAPHRAGM

The word "field" in "field diaphragm" comes from the Old English word "feld", which meant an open expanse of land. "Diaphragm", on the other hand, has a Greek origin. It comes from the Greek word "diaphragma", which means "a partition" or "a barrier". In the context of a microscope or a camera, a diaphragm is a device used to control the amount of light passing through a lens. Therefore, a "field diaphragm" refers to the diaphragm that is specifically positioned in the field of view (the expanse of land) of a microscope or a camera lens.

Plural form of FIELD DIAPHRAGM is FIELD DIAPHRAGMS