Connect your smartphone to binoculars, telescopes, or microscopes for clear, usable photos and videos. Key benefits Capture images through eyepieces: securely connects a mobile phone to binoculars, telescopes, or microscopes so you can photograph what you see through the optics. Protects your device: high-density EVA pads cushion the phone, preventing scratches and reducing risk of impact damage during use. Broad compatibility: works with eyepieces 23–50 mm in diameter and most smartphones that are up to 14 mm thick and 66–95 mm wide. What it does for you Expands your photography options: document observations in the field, classroom, or lab without needing specialized imaging equipment. Keeps your phone and optics safe: the EVA padding protects finishes and maintains a snug fit during use. Fits a wide range of gear: supports common binocular, telescope, and microscope eyepiece sizes and the majority of modern phones within the stated size range. Materials and performance Padding: high-density EVA pads provide durable cushioning and surface protection. Fitment: designed for 23–50 mm eyepiece diameters and phone dimensions up to 14 mm depth and 66–95 mm width to ensure reliable attachment across many devices. Practical use scenarios Outdoor observation: attach your phone to binoculars to photograph birds or wildlife from a distance without disturbing the scene. Astronomy: pair your phone with a telescope eyepiece to capture lunar and planetary photos during stargazing sessions. Educational and lab work: mount a phone to a microscope eyepiece to document specimens, record experiments, or share images for reports and presentations. Compatibility reminder Intended for eyepieces 23–50 mm in diameter. Fits most mobile phones with a thickness up to 14 mm and a width between 66 and 95 mm. This attachment provides a straightforward, protective solution for turning your smartphone into an eyepiece camera across a wide range of optical devices.