<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div><br><br></div><blockquote type="cite"><div><font color="black" size="3" face="Georgia, Times New Roman, Times, Serif">Most of the proble<font size="3">ms with conversion from film to digital files are centered on the number of colors-- get that wrong, the picture looks lumpy and the colors look fine-- and it shows up in the number of steps in dynamic range. You may have to scan something for each color independently AND then scan for brightness of total combined colors AND wind up with a huge file that cannot be used except to produce 4k masters. </font></font></div></blockquote><br><div>Fascinating! This kinda sounds akin to HDR. 17 steps for each frame... I'd imagine you accomplish this with different color filters in the optical pathway and different intensities of light or constant light and ND filter stacks?</div><div><br></div></body></html>