AmScope Darkfield Stereo Jewelry Gem Microscope 5x-10x-15x-30x Four Magnification Power Settings: 5X, 10X, 15X & 30X Built-In Both Incident (top) Lighting and Transmitted (bottom) Lighting Sharp Stereo Erect Images over a Wide Field View Great for Exploration of the World of Surface Details and Fine Structure Darkfield condenser and gem clip Included