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Pure black and white halftone

New Here ,
Nov 04, 2020 Nov 04, 2020

I have a need to create pure black and white halftone images. Where the darker the part of the image may be larger black circles or crosses and the whiter parts has smaller circles or crosses.

 

I've followed tutorials for using the filter color halftone but that gives me some grey pixels. The threshold technique is okay but does not do shading very well.

 

Thank you for reading.

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correct answers 1 Correct answer

Community Expert , Nov 04, 2020 Nov 04, 2020
  • 1- Convert to greyscale

Capture d’écran 2020-11-04 à 20.18.33.png

  • 2-Covert to bitmap

Capture d’écran 2020-11-04 à 20.19.18.pngCapture d’écran 2020-11-04 à 20.19.50.png

  • 3- Choose halftone screens (better with lower frequency)

Capture d’écran 2020-11-04 à 20.20.03.png

Capture d’écran 2020-11-04 à 20.20.22.png

No grey only black dots

 

Capture d’écran 2020-11-04 à 20.20.29.png

is that what you look for?

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Community Expert ,
Nov 04, 2020 Nov 04, 2020
  • 1- Convert to greyscale

Capture d’écran 2020-11-04 à 20.18.33.png

  • 2-Covert to bitmap

Capture d’écran 2020-11-04 à 20.19.18.pngCapture d’écran 2020-11-04 à 20.19.50.png

  • 3- Choose halftone screens (better with lower frequency)

Capture d’écran 2020-11-04 à 20.20.03.png

Capture d’écran 2020-11-04 à 20.20.22.png

No grey only black dots

 

Capture d’écran 2020-11-04 à 20.20.29.png

is that what you look for?

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New Here ,
Nov 12, 2020 Nov 12, 2020

Yes. Thank you very much.

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New Here ,
Jul 06, 2023 Jul 06, 2023

Hellow, thanks for the post. Could someone kindly tell me where I find the window for half tone screens? I can find pixelate>color halftone, but I cannot find the black and whte dots half tone. 

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Community Expert ,
Jul 06, 2023 Jul 06, 2023

@didiermazier wasn’t talking about a Filter but about converting an image to Bitmap (Image > Mode > Bitmap). 

 

What are you trying to achieve? 

Unless you are working for actual printing a Filter or a Pattern Layer-setup might suffice. 

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Community Expert ,
Jul 06, 2023 Jul 06, 2023
LATEST

There are halftone filters in the gallery that can do the trick combined with other filters. I tried this to simulate several screen angles :

https://youtu.be/wbCzMwPR40Q

Tramer avec des lignes c'est facile. Multiplier les angles de trame pour donner un aspect gravure c'est plus sioux, mais pas très compliqué.
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