Mamiya M645 Auto Extension Ring No.1

📸 Description This is a Mamiya Auto Extension Ring No.1 for the Mamiya M645 medium format system. Ideal for film photographers seeking to expand their creative close-up and macro capabilities with vintage gear. It is presented in excellent cosmetic condition with its original packaging. 💡 Key Benefits Maintains automatic diaphragm coupling Reduces minimum focusing distance Enables close-up and macro photography Genuine Mamiya accessory ⚙️ Features Mamiya M645 mount (camera side) Mamiya M645 mount (lens side) Maintains auto aperture No.1 extension ring Metal construction 📌 Condition Rated 5/5. The extension ring is in excellent cosmetic condition with clean metal surfaces and no visible scratches, dents, or brassing. The original retail box shows minor shelf wear. 📦 What's Included Mamiya Auto Extension Ring No.1 Original Mamiya retail box 🌟 Why This Product? Essential for Mamiya M645 users to achieve macro shots while retaining full auto aperture control. 🔑 Keywords mamiya, m645, auto extension ring, no.1, macro, close-up, medium format, accessory