3.5x OptiVISOR Lens Plate Earrings 20 spring bars measuring approximately

20 spring bars measuring approximately 1/2"

It is precision machined and hardened to perfection to meet rigorous standards

This rack is plastic so it won't rust or contaminate your solution

24 New flocked ring boxes

3.5x OptiVISOR Lens Plate Earrings 20 spring bars measuring approximatelyNew OptiVisor Glass Lens This is a new OptiVisor lens This is a precision instrument that improves vision and will increase your efficiency Each lens is polished to precision opthalmic standards It has an interchangeable lens plate for various applications It is used for your OptiVisor Binocular Magnifier Great for jewelers, hobbies, sewing, artists, draftsmen, architects, pharmacies, doctors and more The magnification is 3. 5X The focal length is 4"