This 15-patch grayscale step chart has 12 of the patches in a somewhat elliptical arrangement on the periphery and three in an inside row. The relatively large patches are especial...
This Camera Contrast Chart conforms to International Standard ISO-14524 Photography - Electronic Still Picture Cameras - Methods for Measuring Opto-Electronic Conversion Functions ...
ISO 12233:2014 E-SFR charts are implementations of the Low Contrast Edge SFR (E-SFR) test chart illustrated in Section 6.1 and Annex C of the ISO Standard Document. We offer the En...
Based on ISO 12233:2000, the QA-77 has all of the original features as the QA-72 plus several new ones, such as; Star Sector target; 5° slant bar; 5° dark gray square for SFR analy...
