Turn your flashlight into a black light with your smartphone

By Isla Bennett On Jun 12, 2023

Turn your flashlight into a black light with your smartphone

He grabs 2 Sharpies and Colors in the flash of his smartphone. result?love this brilliant trick DIY black light at home. Black Light can be used for spectacular photography or just for some photography fun, but if you just want to try a quick trick test your home for germs There is a way to do this for a few cents. You don’t have to spend a lot of time or a lot of money to get a black light, here’s an amazing black light DIY that you can use to identify microbes that exist anywhere using the simple prompt of your smartphone with the light, three small pieces of tape and two markers Pens (one blue, one purple).

Methods as below:

First, you take the tape and fold it over the ends so it’s easy to pull off.
Then take the first piece of tape and put it over the camera flash on the back of the phone. Paint the tape blue. Repeat this step again.
After applying both layers of tape to your camera’s flash or light, apply the third and final layer on top. This is where you take out your purple Sharpie and paint the suction cups. Go crazy.

There are many practical and fun uses for this nifty DIY UV light. Example: Counterfeit banknotes can be easily detected using a black light. The plastic security thread appears under ultraviolet light on legitimate banknotes. Also, the thread will glow different colors depending on the denomination. For example, a $5 bill will appear blue, a $20 bill will appear green, and a $100 bill will appear pink.