Fluorescent Ruler
By Bel Art ProductsThis metric/English scale is printed on plastic with a pink phosphorescent ink. Useful for all fluorescent viewing and fluorescent photographic work, the scale will glow visibly when illuminated with ultraviolet light and serves a measure of nucleic acid mobility. The scale is 0 to 15cm on one edge and 0" to 6" on the other. The metric scale is divided into millimeter increments while the inch scale is divided into 1/16".