Pictures Of Cloudy Urine What Are Those Pictures Called That Look Different Depending On The Way You Hold Them?

What are those pictures called that look different depending on the way you hold them? - pictures of cloudy urine

Looking framed picture might be a cloudy sky, for example, it is tilted and a cloudy sky with a flash .. etc. .. They are made with a plastic coating texture that gives the illusion. In the search for their name if they have a name and where can I find them! Thank you! :)