GOTEBORG, Sweden, May 6 (UPI) -- An invisible pattern in fabrics with a special thread visible only under polarized light can help combat counterfeit garments, a Swedish researcher says. Christian ...
A researcher in Sweden has produced a thread with unique optical properties that can be used to create invisible patterns in fabrics that are only visible under polarised light. According to Swedish ...
There is now a way to differentiate between designer clothing and knockoffs. Researchers have produced a thread with unique optical properties, which can be used to create invisible patterns in ...
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