20X Magnification 2 Glasses Gauge Lens Type Watch Repair Magnifier LED Light It is very inconvenient to use traditional clock or watch repair magnifier which needs to be clamped by eyelids and may affect the repair quality of precision instruments This magnifier can solve this problem to make it easier and more accurate to repair precision instruments. Loupe location is adjustable on the frame for your comfort. Mounted on a black eyeglass frame for hands free use. Bright LED bulb is adjustable to illuminate viewing field.