Metabones T Speed Booster XL 0.64x EF–MFT

Key Features:
• Purpose: adapter to mount Canon EF full-frame lenses on Micro Four Thirds cameras
• Focal Reduction: 0.64× (reduces crop factor, increases angle of view)
• Lens Compatibility: Canon EF, including L-series
• Camera Compatibility: Panasonic GH5/GH6, BMPCC 4K, Z CAM MFT, etc.
• Light Gain: +1 1/3 stops (e.g., f/2.8 becomes approx. f/1.8)
• Data Transmission: supports electronic aperture, EXIF, image stabilization, and autofocus (depends on camera)
• Build: aluminum body with chrome-plated mounts
• Tripod Mount: removable 1/4"-20 thread base
• Weight: approx. 400 g
• Features: anti-reflective internal coating, 6-element/4-group optical design