The invention of measuring stick without touch. The organizer was inspired by seeing various meter with heavy and expensive. Used to measure things without touch. Due to expensive cost, meter, so the paint was invented measuring stick without touch. The purpose of the invention is 1) to study the function of measuring stick without touching the 2) to create a simple touch wireless measuring device 3) to study how to measure the thickness of the glass and acrylic sheet, and the refractive index without being touched. The organizer has the knowledge of physics, mathematics, and create the use simple, from the application showed that the measuring stick without touching the grill easily created. Can be used to measure the thickness of various things. Measurement of refractive index of glass and find. Experiments also showed that the creature is very similar. And the angle of incidence in the laser there is no difference in experiment. Because when calculates out is similar.