![moirendp](https://farm6.staticflickr.com/5681/20519432660_8ec0da8db6_c.jpg)
Moire patterns occur when two patterns are superimposed upon each other, such as the scan lines of a tv meeting the way in which a mobile phone camera's CMOS chip scans the scene line by line. A similar effect can be easily reproduced in photoshop. Create a small 1x3px or 1x6px RGB grid and turn it into a pattern in photoshop, overlay or multiply the pattern layer over a photograph, lower the opacity of the pattern layer to something visibly acceptable, then liquify.
![Screen Shot 2015-08-19 at 10.13.20 pm](https://farm1.staticflickr.com/624/20713948901_d7f45661fe_c.jpg)
Red/Green/Blue pattern
![Screen Shot 2015-08-19 at 10.15.54 pm](https://farm1.staticflickr.com/567/20519138240_d80f1ed1ae_c.jpg)
Photograph taken on Brighton Beach, 2014
![Screen Shot 2015-08-19 at 10.16.12 pm](https://farm6.staticflickr.com/5781/20086183203_6b02525aec_c.jpg)
Multiplied with RGB layer
![Screen Shot 2015-08-19 at 10.16.23 pm](https://farm6.staticflickr.com/5790/20086184243_ae56469f87_c.jpg)
Zooming in reveals tiny bands
![Screen Shot 2015-08-19 at 10.18.47 pm](https://farm1.staticflickr.com/607/20084563494_6f199e05d4_c.jpg)
Liquify (Under Filter > Liquify...)
![Screen Shot 2015-08-19 at 10.21.43 pm](https://farm1.staticflickr.com/661/20086186253_f5aca9b369_c.jpg)
![Screen Shot 2015-08-19 at 10.26.29 pm](https://farm6.staticflickr.com/5742/20519143658_201183f75c_c.jpg)
![Screen Shot 2015-08-19 at 10.53.54 pm](https://farm6.staticflickr.com/5793/20681463006_259b0ec5db_c.jpg)
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