[Function]--- Put the phone into the camera, observation range, telescope and image capture of the moon, Jupiter and Mars; easily explore the nature of the world through the screen, or use this phone to install an adapter to conveniently enjoy the tiny magic World [Easy to install and use] The installation is simple and convenient. The built-in camera of the mobile phone matches the eye aperture of this mobile phone adapter. The large diameter locking knob locks the eyes easily and comfortably; it is easy to turn the mobile phone into a telephoto lens, so that the long-distance moon appears in the eye Before, the surface details are rich [Adjustable clamp design and soft protection]---The interface connecting the mobile phone and the eye is covered by a soft material. Prevent your device from being scratched and damaged; get a soft material to protect your phone from three directions, adjustable screws to lock the phone firmly and stable, dont worry about the smartphone slipping out [Various styles and wide compatibility]---This telescope holder is compatible with most types of optical equipment, such as binoculars, spotting scopes, spotting scopes, microscopes, rifle scopes, and the diameter of the eyes is between 25mm and 48mm. Cool gadgets are also a good choice for shrinking [High quality and durable]---mainly made of aluminum. The parts are made of high-strength PA plastic. One purchase for a long-term use, very practical and cost-effective smart phone adapter Product description Microscope phone holder Features: This kit is suitable for most binocular monocular microscopes and rifle scopes only when the diameter covers 26.4-46.4 mm (1.04-1.83 inches). Installation is simple and convenient. The built-in camera of the mobile phone matches the eye aperture of this mobile phone adapter. This mobile adapter is compatible with almost all models of mobile phones, including phones with cases, only when the diameter covers 55-98 mm (2.16-3.86 inches) Package content: 1 x Universal mobile phone camera adapter