Smartphone-to-optics adapter that securely connects your phone to binoculars, telescopes, or microscopes for photography while protecting your device. Key benefits Captures images through optical eyepieces: Enables stable photography and videography using binoculars, telescopes, or microscopes by aligning your phone camera with the eyepiece. Broad device compatibility: Fits most smartphones within the specified size range so you can use existing devices without modification. Device protection: High-density EVA pads cushion the phone to prevent scratches and reduce risk of damage during attachment. What it does and why it matters Solves the common problem of aligning and stabilizing a phone camera with small-diameter eyepieces, allowing clear, repeatable shots through optical instruments. Protects the phone from direct contact with metal surfaces or hard edges thanks to protective EVA padding. Supports a wide range of eyepiece sizes and phone dimensions, making it a flexible accessory for hobbyists, students, and fieldwork. Compatibility and specifications Phone size: supports phones up to 14 mm thickness and widths from 66 mm to 95 mm. Eyepiece diameter: fits eyepieces with diameters from 23 mm to 50 mm. Padding: high-density EVA pads protect the phone surface from scratches and abrasion. Practical use scenarios Birdwatching and nature photography: Attach your phone to binoculars to capture distant subjects without carrying separate camera gear. Amateur astronomy: Photograph the Moon, planets, and starfields by connecting your phone to a telescope eyepiece. Education and lab work: Document microscope slides or demonstrations for records, reports, and sharing. What to expect A reliable way to couple a smartphone to optical eyepieces for photography while protecting the device surface. Compatibility with a wide range of phones and eyepieces as specified above. Specifications (for quick reference) Phone thickness: up to 14 mm Phone width: 66–95 mm Eyepiece diameter: 23–50 mm Protective material: high-density EVA pads