240215 1L2L0X0A_S2710.KTS/YEWLAIN.KTS, http://farbe.li.tu-berlin.de/AEWS.HTM or http://color.li.tu-berlin.de/AEWS.HTM

For links to the Section 2, Chapter A Colour Image Technology and Colour Management (2019), see
For this image page with 10 colour series, see AEWS in English, AGWS in German.
For the previous image page, see AEVS in English, AGVS in German.
For the next image page, see AEXS in English, AGXS in German.
No previous chapter of chapter A .
For the first image page of the next chapter B, see BEAS in English, BGAS in German.

Content list of chapter A: AEA_I in English or AGA_I in German.
Summary of chapter A: AEA_S in English or AGA_S in German.
For the large image page of chapter A with 260 colour series, see ae2s in English or ag2s in German.

Section 2, Chapter A
Colour Image Technology and Colour Management (2019), Image part AEWS

Title: Technology for a gamma change of image files of the standard size A4L with PostScript
1. Introduction and goals.
2. Step recognition for changes of the illumination and viewing angles and mirror reflection.
3. Test chart for the dark room with the ISO-contrast step CYP8.
4. Test chart for the standard office with the ISO-contrast step CYP5.
5. Test chart for the standard office with 15 ISO-contrast steps CYP1 to CYP15.
6. Frame file in VG and ISO-AE49 file in VG.
7. Frame file in VG and ISO-AE49 file in PG.
8. Whole frame file and ISO-AE49 file in PG.
for further information and discussion, see AEWI.

The following ten pages AEW0 to AEW9 of this chapter
show the content with links to the single figures in up to six formats.


Figure AEW0L0N1.jpg: Output in format A6 of the file AEW0L0NP.PDF, see
AEW0L0N1. PS / TXT / PDF / jpg

AEW0: TUB-test chart AEW0; Test of equal colour-step recognition
4 times 1080 VG-standard colours, similar ISO 9241-306:AE49
Gamma ga=2,40, Gamma gP=1,00, ISO-contrast step CYP8



Figure AEW1L0N1.jpg: Output in format A6 of the file AEW1L0NP.PDF, see
AEW1L0N1. PS / TXT / PDF / jpg

AEW1: TUB-test chart AEW1; Test of equal colour-step recognition
4 times 1080 VG-standard colours, similar ISO 9241-306:AE49
Gamma ga=1,86, Gamma gP=0,775, ISO-contrast step CYP5



Figure AEW2L0N1.jpg: Output in format A6 of the file AEW2L0NP.PDF, see
AEW2L0N1. PS / TXT / PDF / jpg

AEW2: TUB-test chart AEW2; Test of optimal colour-step recognition
4 times 1080 VG-standard colours, similar ISO 9241-306:AE49
relative gamma 0,475<=gP<=0,700, ISO-contrast steps CYP1 to CYP4



Figure AEW3L0N1.jpg: Output in format A6 of the file AEW3L0NP.PDF, see
AEW3L0N1. PS / TXT / PDF / jpg

AEW3: TUB-test chart AEW3; Test of optimal colour-step recognition
4 times 1080 VG-standard colours, similar ISO 9241-306:AE49
relative gamma 0,775<=gP<=1,000, ISO-contrast steps CYP5 to CYP8



Figure AEW4L0N1.jpg: Output in format A6 of the file AEW4L0NP.PDF, see
AEW4L0N1. PS / TXT / PDF / jpg

AEW4: TUB-test chart AEW4; Test of optimal colour-step recognition
4 times 1080 VG-standard colours, similar ISO 9241-306:AE49
relative gamma 0,475<=gP<=0,924, contrast steps CYP(1, 3, 5, 7)



Figure AEW5L0N1.jpg: Output in format A6 of the file AEW5L0NP.PDF, see
AEW5L0N1. PS / TXT / PDF / jpg

AEW5: TUB-test chart AEW5; Test of optimal colour-step recognition
4 times 1080 VG-standard colours, similar ISO 9241-306:AE49
relative gamma 0,550<=gP<=1,000, contrast steps CYP(2, 4, 6, 8)



Figure AEW6L0N1.jpg: Output in format A6 of the file AEW6L0NP.PDF, see
AEW6L0N1. PS / TXT / PDF / jpg

AEW6: TUB-test chart AEW6; Test of equal colour-step recognition
16 times 1080 VG-standard colours, similar ISO 9241-306:AE49
Gamma ga=2,40, Gamma gP=1,00, ISO-contrast step CYP8



Figure AEW7L0N1.jpg: Output in format A6 of the file AEW7L0NP.PDF, see
AEW7L0N1. PS / TXT / PDF / jpg

AEW7: TUB-test chart AEW7; Test of equal colour-step recognition
16 times 1080 VG-standard colours, similar ISO 9241-306:AE49
Gamma ga=1,86, Gamma gP=0,775, ISO-contrast step CYP5



Figure AEW8L0N1.jpg: Output in format A6 of the file AEW8L0NP.PDF, see
AEW8L0N1. PS / TXT / PDF / jpg

AEW8: TUB-test chart AEW8; Test of optimal colour-step recognition
16 times 1080 VG-standard colours, similar ISO 9241-306:AE49
relative gamma 0,475<=gP<=2,11, ISO-contrast steps CYP1 to CYP15



Figure AEW9L0N1.jpg: Output in format A6 of the file AEW9L0NP.PDF, see
AEW9L0N1. PS / TXT / PDF / jpg

AEW9: TUB-test chart AEW9; Test of optimal colour-step recognition
16 times 1080 PG-standard colours, similar ISO 9241-306:AE49
relative gamma 0,475<=gP<=2,11, ISO-contrast steps CYP1 to CYP15

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For the archive information (2000-2009) of the BAM server "www.ps.bam.de" (2000-2018)
about colour test charts, colorimetric calculations, standards, and publications, see
indexAE.html in English, indexAG.html in German.

Back to the main page of this TUB web site (NOT archive), see index.html in English, indexDE.html in German.