4.5' HD IPS DISPALY SCREEN. This Night vision goggles build in 4.5' HD IPS Dispaly Screen, Promising a wider viewing window and a visual experience unlike any other. 16x5cm rubber lip for the eye contour more flexible to better fit the shape of the face. Glasses-wearers to enjoy the same uninterrupted immersive experience. Built-in high- and low-beam dual IR lighting, 3-stage setting of the backlight, depending on the ambient light, get a clearer and brighter view. Manual adjustment of the objective lens by rotating the wheel, 5X optical zoom, 8X digital zoom, full-broadband coated ...