231215 ANL82A22(K2710.HTT/A): http://farbe.li.tu-berlin.de/fea4/fea4.htm or http://color.li.tu-berlin.de/fea4/fea4.htm

For this page, see fea4 in English, fga4 in German.
For the previous similar page, see fea3 in English, fga3 in German.
For the next similar page, see fea5 in English, fga5 in German.

For the corresponding image page with 10 colour series, see feas in English, fgas in German.
For the previous image page, see fezs in English, fgzs in German.
For the next image page, see febs in English, fgbs in German.

TUB-test chart fea4; Achromatic thresholds, 5 Lu on Y
thresholds delta_L (0,4s), contrast and lightness; experi-
mental data of Lingelbach and Richter without adaptation

Figure fea4l0n1: Output layout of page 1 of the file fea4l0np.pdf with the format A6, see
fea4l0n1. 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
fea4l0np. ps / txt / jpg / pdf	fea4l0na. ps / txt / jpg / pdf

Two pictures of one page (left side)	Two pictures of one page (right side)
fea40-3n. ps / txt / jpg / pdf fea40-7n. ps / txt / jpg / pdf	fea41-3n. ps / txt / jpg / pdf fea41-7n. ps / txt / jpg / pdf