Blender Procedural RGB Screen shader

Procedural shader that converts an image into RGB color channels in a pixel pattern

Inputs:
Scale: Scale of the patterns

Image: Input image (set to sRGB)

Emission Strength: Emission Strength

Margin: the amount of black space between pixels

Margin: how much the black spaces fades into the pixel

Outputs:
Emission: Emission Shader

note: doesn't require many samples, can also give better result if the source image is set to "closest"