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362 terms
Photonics Dictionary: B
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burst mode laser
A high-frequency pulse-rate laser with an output limited by the heat capacity of the laser medium. Instead of having continuous cooling, the laser operates until the medium reaches a maximum...
burst pressure
The measure used in vacuum technology to quantify the total pressure capacity of the ferrofluidic seal before it fails.
bus
A local area network topology in which all nodes are tapped off a single cable, and all hear every transmission on the cable.
Butterworth filter
An electric filter that is characterized by a passband of the flattest possible shape.
button
A piece of glass with a high refractive index that is fused to the major blank.
button blocking
The production of a block by attaching the optical elements to a plate by means of individual buttons of pitch or other thermoplastic material.
BUV
backscatter ultraviolet
BW
bandwidth
BWDM
birefringent wavelength division multiplexing
BWO
backward-wave oscillator
BXA
Bureau of Export Control
byte
The number of bits used to represent a character.
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Photonics Dictionary
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