Techart PRO Leica M – Sony E Autofocus Adapter ( LM-EA7 )

Transform your all-manual Leica M-mountlenses into fresh autofocus glass for your Sony mirrorless camera with theLeica M Mount Lens to Sony E-Mount Camera Autofocus Adapter from Techart PRO.Offering compatibility with the PDAF system on the a7 II and a7R II, thisadapter has a mechanism to physically shift lens position up to 4.5mm on the Zaxis, enabling autofocus even on manual focus lenses. This adapter will supportboth AF-S and AF-C focusing modes and if the lens is set to its close-focus position,this adapter's extension can be used to get macro capabilities.

For general use, it is recommended that thelens is set to its infinity focus position, enabling autofocus within itsentire focusing range. Performance is optimal with 50mm lenses and wider,whereas telephoto optics will require coarse focusing with the lens beforeusing the adapter for fine tuning via autofocus. In addition to addingautofocus, users can connect to the adapter via Bluetooth 4.0 and a mobile appin order to program lens data, up to 10 sets of which can be stored, and updatethe firmware. This allows for full EXIF data to be recorded when an image istaken and also enables complete compatibility with Sony's 5-axis in-body imagestabilization. Additionally, it is designed to support lenses weighing up to10.6 ounces.

Estimated Focusing Ranges:

15mm: 2.6" / 6.5cm to infinity

21mm: 4.7" / 12cm to infinity

24mm: 5.9" / 15cm to infinity

28mm: 7.9" / 20cm to infinity

35mm: 12.2" / 31cm to infinity

50mm: 23.6" / 60cm to infinity

90mm: 5.9' / 1.8m to infinity

135mm: 13.8' / 4.2m to infinity