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4 terms
Photonics Dictionary: B
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cone x
B x
beamwidth
The angular width of a radiation beam. With respect to a conical beam of light, it is the vertex angle of the cone. The beamwidth is a measure of the rate of divergence or convergence of a light...
biconic connector
A type of fiber optic connector consisting of two cone-shaped ferrules aligned by a mating sleeve.
bispheric condenser
->
dark-field condenser
A condenser that forms a hollow cone-shaped beam of light with its focal point in the plane of the specimen. If it is used with an objective having a numerical aperture lower than the minimum...
boule
1. A group of optical fibers that are fused and then treated to produce a vacuum-tight optical fiber cone or plate. 2. An artificial crystal in its raw state, after generation but prior to cutting or...
Photonics Dictionary
B
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