Flexible 17 mm to 37 Telephone Camera Lens Filter Adapter Smartphone Video Professional Photo Phone for DSLR

17 mm inner and 37 mm external thread seamlessly with smartphone lenses on DSLR standard -37 mm filters and accessories, eliminating light leaks while ensuring compatibility with the phone lens Aluminum construction features smooth, double-threaded interfaces that resist wear and tear through repeated installations and protect both phone ports and connected photography equipment Capture expansive 120 degree landscapes with 37mm wide angle attachments or 1 1 magnification for intricate textures through reverse DSLR lenses macro mode This lightweight versatility of the camera lens adapter bridge smartphone with 37 mm filter thread standards and the creative flexibility in terms of travel, product photography and nature documentation Ideal for mobile photographers and content creators looking for professional macro/wide angle functions without carrying DSLR devices