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6 terms
Photonics Dictionary: B
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cylindrical x
B x
barrel
->
adapter
1. In optics, the housing, usually cylindrical, that contains the lenses and iris diaphragm of a camera. 2. In fiber optics, a device for coupling two connectors.
bitoric lens
A lens, both surfaces of which are ground and polished into a toric or cylindrical form.
bolometer
A thermometric instrument used for the detection and measurement of radiant energy. Its essential component is a short narrow strip covered with a dead black absorbing coating and mounted at the...
bubble memory
->
magnetic bubble film
An amorphous film in which cylindrical bubbles of reverse magnetization can be formed to follow circuit paths usually made by depositing magnetic metal strips on the film surface. It is used in...
buckyballs
->
fullerenes
Molecules composed entirely of carbon, in the form of a hollow sphere, ellipsoid or tube. Also called buckyballs. Cylindrical fullerenes are called carbon nanotubes or buckytubes.
bundle
A conical or cylindrical package of light rays emanating from a common point on the object.
Photonics Dictionary
B
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