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In today's Photoshop video tutorial we're going to have some fun creating a retro 3D effect that really works. If you cast your mind back to the 3D movies, comics and posters from your childhood, you'll remember those comedic glasses with red and blue lenses that bring the effect to life. Stereoscopy is the scientific term behind how these images work. By overlapping two images using the red and blue channels, it produces an anaglyph 3D image that
jumps out from the screen when viewed with colour filtered specs.
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