What is the difference between halftoning and dithering?
As I understand it, halftoning is the process of taking an image with a given color range (as defined by the colorspace) and blending the colors to form an image with a smaller range of …
photo editing - Photography Stack Exchange
Jan 7, 2021 · 1 Please note - it has been a while since I've worked with this kind of scanning. I think the repeating pattern (especially visible in the wood section of the image after blurring) …
How much is the depth of field of Weegee's "f/8 and be there"?
May 4, 2023 · Thanks to @ZeissIkon, the halftone screen they used is 72 lpi. That is about 2 lp/mm. And "½ mm viewed from 20 inches" is also about 2 lp/mm. So the printing resolution is …
How were photographs printed in newspapers in 1929?
Jan 25, 2015 · This is an advert from 1929 I am curious as how this and other similar things were printed back then. How were the images printed on the advert? Seems to me like this wasn't …
How many printed dots are needed to represent a pixel with an …
Aug 4, 2015 · Moreover, complex algorithms are in play (halftone and arguably dithering, even if I tend to ignore the last for now). Question Is there a way to compute the number of ink dots …
What is the name of this texture/where can I find it?
Apr 28, 2019 · This is actually not a texture, but a . Many graphics applications are able to render images with halftone patterns for printers with few colors (e.g. 1 or 4). Related question at …
post processing - What is the stippling effect used in newsprint …
I am looking to achieve this dot pattern (stippling) effect in some way, be it analog or post processing. If you can identify this technique and some tips on how to go about it? It has a …
artifacts - What caused this pattern of lines (moire?) in this picture ...
Oct 17, 2015 · I have scanned this photo from a book that's printed with color ink, but the picture is a black and white one. When I scanned it with Vuescan as a color photograph I get vertical …
Why do we use RGB instead of wavelengths to represent colours?
Jun 4, 2017 · Mentioning it because it hasn't been mentioned in other answers: we don't just use RGB to represent colour in computer systems. It's the most conventional one since it matches …
printing - How to restore as much detail as possible to a scanned …
Oct 10, 2015 · What I've found works best when trying to capture halftone images is to start by scanning at very high resolution. You want each of the pixels to be either the ink color or the …