Photonics Dictionary: C

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cable -> fiber optic cable

A package for an optical fiber or fibers that may include cladding, buffering, strength members and an outer jacket.

cache

A portion of computer memory that is used for temporary storage of frequently accessed data. Substantially increases computer speed.

camera memory

Primary image memory that is built into a digital camera and stores the digital images generated by the camera's image sensor. figure

camRAM

camera memory

Casimir force

The Casimir force is a quantum phenomenon that results in an attractive force between two closely spaced uncharged conductive surfaces. This force arises from the quantum vacuum fluctuations of the...

CCFM

cryogenic continuous-film memory

CD-ROM (compact disc read-only memory)

An adaptation by Philips and Sony of their audio compact disc technology for optical disc data storage and retrieval. Current capacity of a disc is 0.5 to 0.6 gigabytes of information.

CD-ROM

compact disc read-only memory

chalcogenide

Chalcogenide refers to a class of compounds containing elements from group 16 of the periodic table, which includes sulfur (S), selenium (Se), and tellurium (Te). These elements are known as...

character generator

Computer hardware or firmware that accesses character patterns stored in read-only memory and displays them at specific coordinates on a screen.

CMOS -> complementary metal-oxide semiconductor

Complementary metal-oxide-semiconductor (CMOS) refers to a technology used in the fabrication of integrated circuits, particularly semiconductor devices like microprocessors, memory chips, and image...

colloid

A particle that will not normally diffuse through animal or vegetable membrane. Larger than most inorganic compounds, colloids will remain suspended indefinitely.

compact disk read-only memory -> CD-ROM

compact disc read-only memory

complementary metal-oxide semiconductor

crimp sleeve

A crimped metal cylinder that holds the connector to the cable through the cable's strength member.

Photonics DictionaryC

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