Function - This adapter ring lets you mount M42 screw-mount lenses onto Micro Four Thirds cameras. It supports use on popular models including GF1, GH2, G3, GH3, GX1, EP1, EP2, EP3, and EM5. Compatibility - Designed to work with M42 lenses and a range of Micro Four Thirds bodies, expanding your options without changing your workflow. Benefits and performance - Expands your lens options by enabling you to reuse existing M42 lenses on M4/3 cameras, giving you more creative choices and value. - Provides a secure, reliable connection between the M42 lens and the M4/3 camera body, ensuring proper alignment and stable shooting. - Maintains image quality and overall performance by preserving the optical path when the lens is attached. - Offers convenience and flexibility for photographers who want to maximize their gear without investing in new lenses. Use scenarios - Vintage portrait work: Pair classic M42 primes with an M4/3 body to achieve characterful rendering and a shallow depth of field, while keeping a compact kit. - Creative macro and close-up shots: Attach compatible M42 lenses to capture detailed close-ups on a modern M4/3 camera without extra electronics. - Travel and budget-friendly exploration: Extend your lens collection using affordable M42 glass, enabling experimentation across genres without high upfront costs. Notes - Compatible with the listed Micro Four Thirds cameras, ensuring a wide range of options for photographers who want to reuse existing lenses.