231020 1NL82N00(.KTT/G): http://farbe.li.tu-berlin.de/fek1/fek1.htm or http://color.li.tu-berlin.de/fek1/fek1.htm

For this page, see fek1 in English, fgk1 in German.
For the previous similar page, see fek0 in English, fgk0 in German.
For the next similar page, see fek2 in English, fgk2 in German.

For the corresponding image page with 10 colour series, see feks in English, fgks in German.
For the previous image page, see fejs in English, fgjs in German.
For the next image page, see fels in English, fgls in German.

TUB-test chart fek1; Achromatic receptor responses F(x)
Change of derivation F'(x) with parameter a
Experiments as function of sample distance and adaptation

Figure fek1l0n1: Output layout of page 1 of the file fek1l0np.pdf with the format A6, see
fek1l0n1. ps / txt / jpg / pdf
and the format A4 in the following tables.

One page, orientation A4L, Intended for pdf output, No linearization or transfer	One page, orientation A4L, Intended for ps output, No linearization or transfer
fek1l0np. ps / txt / pdf	fek1l0na. ps / txt / pdf

Eight pictures of one page (left side)	Eight pictures of one page (right side)
fek10-1n. ps / txt / pdf fek10-2n. ps / txt / pdf fek10-3n. ps / txt / pdf fek10-4n. ps / txt / pdf fek10-5n. ps / txt / pdf fek10-6n. ps / txt / pdf fek10-7n. ps / txt / pdf fek10-8n. ps / txt / pdf	fek11-1n. ps / txt / pdf fek11-2n. ps / txt / pdf fek11-3n. ps / txt / pdf fek11-4n. ps / txt / pdf fek11-5n. ps / txt / pdf fek11-6n. ps / txt / pdf fek11-7n. ps / txt / pdf fek11-8n. ps / txt / pdf