Monday, December 28, 2015

DIGITAL COLOUR IMAGING AND COLOUR MANAGEMENT,University Of Pune Question Paper,2010 Question Paper,T.E. (Printing) (Sem. – II)

University Of Pune Question Paper
T.E. (Printing) (Sem. – II) Examination, 2010
DIGITAL COLOUR IMAGING AND COLOUR MANAGEMENT
(2003 Course)
Time : 3 Hours Marks : 100
Instructions:1) Neat diagrams must be drawn wherever necessary.
2) Black figures to the right indicate full marks.
1. A) Explain Additive Colour Theory and Substructure Colour Theory. 10
B) Write short notes on any two : 8
1) Hering's opponent colour theory
2) Scotopic vision, photopic vision
3) Human vision deficiency
OR
1. A) Explain the following points for illuminants 8
1) Spectral power distribution graph.
2) Color Temperature
3) Co-related color temperature
4) Color Rendering Index.
B) Explain human vision mechanism by considering following points 10
1) Fovea Region
2) Cones
3) Rods
4) 2° and 10° observer angle
2. Solve any two : 16
A) Explain color system based on color matching function – CIE XYZ
B) Explain the measurement geometry of measuring instrument.
C) Compare densitometer, colorimeter, and spectrophotometer
3. Answer any two : 16
A) Explain the need of color management
B) Explain the device dependent color space CIE Lab
C) Explain the color management workflow
4. A) Solve any two : 6
1) Color Gamut
2) Color Management module (CMM)
3) Profile connection space (PCS)
B) Answer any one : 10
1) Explain Input, Output and Display profile
2) Explain Perceptual and Colorimetric rendering intent and their application.
5. Answer any two : 16
A) Explain the term standardization. Explain any standardized input to output
printing workflow.
B) Explain the term calibration, also explain Proofer calibration for any substrate.
C) Short notes on :
1) Color trapping
2) Hue error, gray error
3) Gray balance
6. A) Explain Electrophotography Printing Process 9
OR
A) Explain Ink Jet Printing technology. 9
B) Explain Internal and External drum scanner. 9
OR
B) Explain Digital photography by considering following points. 9
1) White point
2) Lens
3) Aperture
4) Shutter
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