Viltrox DG-GFX 45mm Automatic Electronic Macro Extension Tube Adapter Ring Metal Electrical Contacts Support TTL Auto Focus AF AE Mode for Fuji G-mount Medium Format Lenses for Fuji G-mount GFX Medium Format Cameras Features: The Viltrox DG-GFX 45mm extension tube is specially designed for Fuji G-mount medium format lenses, for Fuji G-mount, GFX medium format cameras, including Fuji GFX50S,GFX50R,GFX100. Can be used in combination with other macro extension tube rings, to meet your requirements for different sharpness. Built-in metal electrical contacts, to shoot at closer distance with higher magnification, help to shoot with better effects. Support camera TTL, AF(autofocus) function and AE mode, adjustable aperture, can shoot according to actual photometric conditions, very convenient. and compact machining, made of metal material, durable and portable. Specifications: Brand: Viltrox Model: DG-GFX 45mm Main Material: Metal Compatible Cameras: Fuji G-mount, GFX Medium Format Cameras Compatible Lenses: Fuji G-mount, Medium Format Lenses Focus Mode: Auto Focus Item Weight: 260g / 9.2oz Package Size: 10.5 * 10.5 * 9cm / 4.1 * 4.1 * 3.5in Package Weight: 411g / 14.5oz Note: Camera and lens are not included. Package List: 1 * Extension Tube 1 * User Manual(Chinese & English)