for almost all for smart phones with webcam in the market. Macro lens, can for to 40-75mm distance to take photos, with 10X magnification. Wide application, perfect for microcosmic such as prickly pear, circuit board, for butterfly, compound eyes of flies, stamps, antiques, parts, Compact in appearance and lightweight, ultra-thin for easy carrying. Optical glass, multi-layer coating, waterproof, oil-proof and high-definition pictures taken without distortion.