Jewelry m UV Fluorescent Light Box Set: Our set includes a reliable and UV fluorescent lamp that emits wavelengths of 365nm and 253.7nm, ensuring accurate detection and identification of mstones Precise mstone Identification Instrument: Equipped with advanced technology, our instrument allows for the observation of standard UV light characteristics of mstones Convenient and Efficient Design: With dimensions of 170mm (length) x 170mm (width) x 140mm (height), our light box set is compact and easy to use Portable and Lightweight: Weighing only 2.6Kg, our light box set is portable and suitable for both professional mologists and enthusiasts Enhance your UV Light Meter Capabilities: Our light box set complements your UV light meter by providing a controlled environment for mstone observation