... 1. High-quality UV black light glass and blue-black glass.2. High-quality tricolor phosphor (violet powder), with the 365nm ultraviolet maximize transmission ... your different special requirements. 5. With ODM/OEM available.Product description:1. Lifespan with over 20000hours,much longer than the ... clinics, pharmaceutical and research labs, etc. 365nm lamp with UV black light glass and blue-black glass