Digital Print: Matching Offset vs. Digital › events › prague › 11.Li.pdf · Digital Print:...

Digital Print:Matching Offset vs. Digital

William LiICC Prague Graphic Arts Experts’ Day June 29, 2017

2

3

4

RUN LENGTH

20,000

100,000

5,000

1,000

500

1001:1 Versioning Short Run Mass Production

T R A D I T I O N A LO F F S E T

Short run digital presses

D I G I T A L P R I N T I N Gwide-format continuous inkjet

Digital printers

Hybrid

Matching…

5

Tempting…

6

Accuracy and Precision

7

Variation and Stability

8From CQE Academy, “Process Validation”

Control and Capability

9From ASTM, “Understanding Process Capability”, D.V. Neuebauer, 2011

Guiding Principles for Matching Color

10

Guiding Principles for Matching Color

11

Guiding Principles for Matching Color

12

Guiding Principles for Matching Color

13

Where to Aim: Standards vs Press

Standards:- Median for printing category.- Easy to set up color management.- Assumes fixed substrate properties.**

14

Standard Characterization:

Fogra 51GRACoL 2013 C1

…

Where to Aim: Standards vs Press

Press:- Primary product.- More steps to set up color management.- More potential process variation.

15

Standard Characterization:

Fogra 51GRACoL 2013 C1

…

Print Quality Matters

16

17

Environment Matters

18

Tools for Knowing Where You Are

19

About Control…

Management of Color

Avoid This

… And Then Color Manage

23

Thank you