Image: CrumeyFig4.pdf
Size of this JPG preview of this PDF file: 760 × 600 pixels. Other resolution: 304 × 240 pixels.
Original image (1,351 × 1,066 pixels, file size: 37 KB, MIME type: application/pdf)
Description: Fig.4 from Crumey (2014) https://doi.org/10.1093/mnras/stu992. Contrast threshold for different values of background luminance B, from table 8 of Blackwell (1946). Curves are at intervals of 1 log unit, from 3.426 × 10−5 cd m−2 (top) to 3.426 × 103 cd m−2 (bottom).
Author: StormBarn23
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC-BY-SA-3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0/
Attribution Required?: Yes
Image usage
The following page links to this image:
All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used under Attribution-ShareAlike license, unless stated otherwise.