JL-5X-12X Jewelers eye socket loupe & Watchmakers professional dual magnification 5x and 12x eye socket loupe. This is a hands free eye socket loupe that allows a jeweler's hands to be free to handle loose gems or watch parts. This model has two lenses with both lenses it is a 12x unscrew the top lens and you have a 5x loupe. Ideal hands free magnification tool to allow detailed inspection and free movement of your hands to work and repair. MADE IN USA