Fluorescence is one of the most attractive feature that you CAN give to your object,botanical,symbol or even handwritten words images. A successful release doesn't need expensive camera or paid software.All you need is 144 inch mobile phone than can shoot in negative mode. An orange pencil. And a good or a minimum level of handwriting. Pixelise or enlarge the image for a better view on larger screen, or for printing.Many apps are available for this last job & you can even do it online. How to proceed : Write your text on a white sheet of paper with the orange pencil. Activate the negative mode in your mobilephone camera. Shoot your text several times from different angles and distances. Save & rename the best images.