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7 terms
Photonics Dictionary: U
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U x
universal product code
A system by which consumer products are assigned a bar code that is read by a scanner at a cash register, enabling computerization of pricing and inventory records.
universal wavelength function
One of the four functions that allows the computation of a transparent medium's index of refraction, provided the index has been identified for four standard wavelengths.
UPC
universal product code
USB
universal serial bus
UT
universal time
UTC
universal time corrected
UTM
universal transform mercator
Photonics Dictionary
U
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