What I Learned from Researching Printing
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
School of Media Sciences
WHAT I LEARNED FROM RESEARCHING
PRINTING UNIFORMITY APART FROM
BETTER UNDERSTANDING OF UNIFORMITY
Abdel Motaal + Sigg
VIENNA | JUNE 2013 | ISO/TC 130/SC28+JWG14
Originally presented by Abdel Motaal at the Annual International Circle of Educational Institutes for
Graphic Arts Technology and Management (IC) Conference, Ryerson University, Toronto (June, 2013). 1
Agenda
• Talk about my thesis
• Talk about the evolution of my thesis project
• Demonstrate some visualizations
Originally presented by Abdel Motaal at the Annual International Circle of Educational Institutes for
Graphic Arts Technology and Management (IC) Conference, Ryerson University, Toronto (June, 2013). 2
2013-06-20
1
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
About Myself!
• M. Sc. Print Media
Rochester Institute of Technology, 2013 (est.)
• B. Tech. Graphic Communications Management
Ryerson University, 2009
• Knowledge Areas:
– Quality Control in Printing & Statistical Analysis
– Software Development, Engineering
– Graphic Design & Web Development
– Entrepreneurship & Management
3
Thesis Overview
• Working together with Franz Sigg
• Objectives:
– Practical ways to characterize and measure Printing Uniformity
– Realistic impact of Printing Uniformity on standards & quality
• Outcomes:
– Measurement Method
– Visualization Toolkit
– Conceptual Framework
– Quantitative Models
4
2013-06-20
2
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
Printing Uniformity
• Spatial & Temporal Uniform of Printing Density*
Consecutive Prints
Repeatability
Run 2
Individual Prints
Stability
Durability
Run 1
Individual Runs
Reproducibility
Temporal dimensions of printing relative to the reproduction process versus a printed product
5
Printing Density*
• Some measure of optical density (L* or Density)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85 90 95 100
L* %
K
2.58 2.23 1.95 1.72 1.52 1.36 1.21 1.07 0.95 0.84 0.73 0.64 0.55 0.47 0.39 0.32 0.25 0.18 0.12 0.06 0.00 D
* None-explicit measure of printing density like L* or Visual Density
6
2013-06-20
3
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
Stage #1
Gateway Works
7
Work by Sigg
1.70
1.65
1.60
1.55
1.50
1.45
1.40
1.35
1.30
1
In
4
kK
ey
s
Po
7
10
13
16
it i
on
s
Adapted from Spatial Uniformity by Sigg (TAGA Proceedings, 2007)
2013-06-20
19
Density Status E
Sheet unevenness for Solid Magenta
12 14
8 10 nder
6
yli
2 4 r ou nd c
A
8
4
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
Work by Abdel Motaal & Sikander
Density
Density
Conven&onal)vs.)DI)Offset)
Sheet Number
Lead Edge
Middle
Trail Edge
Adapted from Repeatability in Lithography by A. Motaal & Sikander (TAGA Proceedings, 2009)
9
Revelation #1
Separation of Concerns!
(it is sometimes better to see things black and white)
10
2013-06-20
5
2013-06-20
6
12
Data Visualization
Stage #2
Franz Sigg wrote a PostScript program customizable to fit different press format
11
New test form designed by Abdel Motaal & Sigg for single-color uniformity
1
2
1
2
1
2
1
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1
2
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4
Slur / Doubling
1
2
0%
25%
1
3
1
2
3
4
1
1
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2
1
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1
2
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2
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75%
100%
W
A
2
4
3
3
RIT Evenness #6S1
Circles ruling: 300 lpi
1
3
2
1
2
3
4
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Y
1
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1
2
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1
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2
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4
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AJ
Paper size: 12.72 x 18.39 in
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B
C
D
E
F
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H
I
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K
L
M
N
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P
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S
T
U
V
W
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Z
AA
AB
AC
AD
AE
AF
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AH
H
AII
AJ
Paper size: 12.72 x 18.39 in
RIT Evenness #6S1
Circles ruling: 300 lpi
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
AA
AB
AC
AD
AE
AF
AG
AH
AI
AJ
Paper size: 12.72 x 18.39 in
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
School of Media Sciences
WHAT I LEARNED FROM RESEARCHING
PRINTING UNIFORMITY APART FROM
BETTER UNDERSTANDING OF UNIFORMITY
Abdel Motaal + Sigg
VIENNA | JUNE 2013 | ISO/TC 130/SC28+JWG14
Originally presented by Abdel Motaal at the Annual International Circle of Educational Institutes for
Graphic Arts Technology and Management (IC) Conference, Ryerson University, Toronto (June, 2013). 1
Agenda
• Talk about my thesis
• Talk about the evolution of my thesis project
• Demonstrate some visualizations
Originally presented by Abdel Motaal at the Annual International Circle of Educational Institutes for
Graphic Arts Technology and Management (IC) Conference, Ryerson University, Toronto (June, 2013). 2
2013-06-20
1
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
About Myself!
• M. Sc. Print Media
Rochester Institute of Technology, 2013 (est.)
• B. Tech. Graphic Communications Management
Ryerson University, 2009
• Knowledge Areas:
– Quality Control in Printing & Statistical Analysis
– Software Development, Engineering
– Graphic Design & Web Development
– Entrepreneurship & Management
3
Thesis Overview
• Working together with Franz Sigg
• Objectives:
– Practical ways to characterize and measure Printing Uniformity
– Realistic impact of Printing Uniformity on standards & quality
• Outcomes:
– Measurement Method
– Visualization Toolkit
– Conceptual Framework
– Quantitative Models
4
2013-06-20
2
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
Printing Uniformity
• Spatial & Temporal Uniform of Printing Density*
Consecutive Prints
Repeatability
Run 2
Individual Prints
Stability
Durability
Run 1
Individual Runs
Reproducibility
Temporal dimensions of printing relative to the reproduction process versus a printed product
5
Printing Density*
• Some measure of optical density (L* or Density)
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85 90 95 100
L* %
K
2.58 2.23 1.95 1.72 1.52 1.36 1.21 1.07 0.95 0.84 0.73 0.64 0.55 0.47 0.39 0.32 0.25 0.18 0.12 0.06 0.00 D
* None-explicit measure of printing density like L* or Visual Density
6
2013-06-20
3
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
Stage #1
Gateway Works
7
Work by Sigg
1.70
1.65
1.60
1.55
1.50
1.45
1.40
1.35
1.30
1
In
4
kK
ey
s
Po
7
10
13
16
it i
on
s
Adapted from Spatial Uniformity by Sigg (TAGA Proceedings, 2007)
2013-06-20
19
Density Status E
Sheet unevenness for Solid Magenta
12 14
8 10 nder
6
yli
2 4 r ou nd c
A
8
4
School of Media Sciences
Abdel Motaal + Sigg
Vienna | June 2013 | ISO/TC 130/JWG 14
Work by Abdel Motaal & Sikander
Density
Density
Conven&onal)vs.)DI)Offset)
Sheet Number
Lead Edge
Middle
Trail Edge
Adapted from Repeatability in Lithography by A. Motaal & Sikander (TAGA Proceedings, 2009)
9
Revelation #1
Separation of Concerns!
(it is sometimes better to see things black and white)
10
2013-06-20
5
2013-06-20
6
12
Data Visualization
Stage #2
Franz Sigg wrote a PostScript program customizable to fit different press format
11
New test form designed by Abdel Motaal & Sigg for single-color uniformity
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
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2
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3
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2
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1
2
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1
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1
2
1
2
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
1
2
3
4
4
Slur / Doubling
1
2
0%
25%
1
3
1
2
3
4
1
1
4
2
1
2
1
2
4
3
4
3
4
2
3
3
1
4
1
2
1
2
3
4
3
4
2
3
4
1
2
1
2
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1
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1
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1
2
4
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50%
1
1
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3
4
3
4
3
4
3
4
3
4
75%
100%
W
A
2
4
3
3
RIT Evenness #6S1
Circles ruling: 300 lpi
1
3
2
1
2
3
4
X
Y
1
2
3
4
Z
1
2
3
4
AA
1
2
3
AB
4
AC
1
2
3
4
1
2
3
AD
AE
4
AF
1
2
3
4
1
2
3
AG
4
AH
AI
1
2
3
4
AJ
Paper size: 12.72 x 18.39 in
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
3
4
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
AA
AB
AC
AD
AE
AF
AG
A
AH
H
AII
AJ
Paper size: 12.72 x 18.39 in
RIT Evenness #6S1
Circles ruling: 300 lpi
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
AA
AB
AC
AD
AE
AF
AG
AH
AI
AJ
Paper size: 12.72 x 18.39 in