Photoshop: The little light stone

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D canned soup of Warhol and the cartoon-like faces wife of Roy Lichtenstein, who is well acquainted with almost every one of us. I personally like very few of these "dot" images of Lichtenstein, which it is the printing technology of the 50's has taken years (through the so-called "Benday dots" was tried in cheap comics save money through the simulation of secondary colors - but we all know).
So what makes, for example, also good if you tinkers from Digi-photos of your girlfriend for her birthday a little comic strip. I took the liberty, for the example on the left to use the nice Hansi Fischer (ARD-editor with a charming Bavarian idiom) - the original photo can be found here . The first step is the photo ...
into something "Subscribed" convert - that you can use a standard filter that any good image editing program today (in my case, I have resorted to Crayon filter). An alternative would be to reduce the color palette.
The points are generated by an additional layer (or in PhotoImpact with a second object), which was transformed with the halftone instruments. Now try around a bit because of the point size to put on the photo and try fading or transparency effects. This is the principle. A detailed step-by-step instructions are here.