- Magnification: 1.5X, 2X, 2.5X , 3.5X
- 4 different magnifications can be interchanged quickly.
- Adjustable head band for more comfortable and tight head wearing.
- The shell frame is made of lightweight, durable and impact resistant materials.
- Applications Apply in reading, mechanical processing, electronic repair, jewelry appraisal, timepieces, watch repair and miniature engraving etc.