GRA 633 Final: GRA 633 FINAL EXAM REVIEW
Course CodeGRA 633
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GRA 633 FINAL EXAM REVIEW
(BASED ON “JEOPARDY GAME” LAB)
April 9, 2015
What colour is this? (Somewhat low in red, nothing in green, big in blue)
Which effect gives same colour under one light, but different colour under a
3 things needed to perceive colour?
oLight source, object, and observer
RGB are primary colours, in this colour system?
The L*a*b* colour space is based on what light source?
Cells in human eye that are sensitive to colour are know as?
In what colour range is colour difference is most visible?
The area of the human eye most sensitive to colour, is called the?
What do the 3 axis of L*a*b* represent?
oLightness (L*), redness (+a*), greenness (-a*), yellowness (+b*), and
The human visual system is sensitive to this range of wavelength?
o400 nm to 700 nm
Name 2 methods of press calibration?
oG7 & TVI/Solid ink targets
Calibration is the act of?
oBringing a device back to its known condition
Characterization of a press means?
oPrinting known device counts and measuring resulting colour to
determine how press prints colour
Most important C of colour management?
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