ErgoAm is a refractive loupe that uses lenses to refract, or bend, light in order to create a magnified image of an object being viewed. The advanced optics allows you to keep your head completely upright while working, which reduces strain, especially during long procedures. Try it out during the demo to see if it’s the right loupe for you. ErgoAm comes in 3.5x, 4.0x, 5.0x and 6.0x magnification. Energy-I” neck-hanging headlight integrates the battery into the wearable design, reducing the weight and pressure on the head, no fatigue while work. Provide 3 levels of brightness selection with gesture sensor. Brightness can be controlled without touching. Magnetic headlights are easy to connect. Freedom from long tangled cord and provide the most comfortable user experience. The battery capacity can support up to 8 hours of continuous work without worrying. Prescription is for carrier lens and inside the loupe for working distance correction.