Self-made bar reader sheets |
Illustration of the principle that underlies the practice of bar reading. One is forced to use both eyes while reading otherwise parts of the text are invisible. |
A vision therapy blog, because knowledge and understanding change everything
Self-made bar reader sheets |
Illustration of the principle that underlies the practice of bar reading. One is forced to use both eyes while reading otherwise parts of the text are invisible. |
Hello very good idea, a question must be glasses red / blue or may be red / green. To make the barcode reader I'm not sure how to do that in an image is wearing a red and a blue strip while the other image is a red strip transparent space and a blue stripe. Thanks for your help and prompt response
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