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TECHART LM-EA 7 Auto Focus Adapter for Leica M LM Lens to Sony NEX A7RII A6300

Techart LM-EA7 Auto Focus Lens Adapter for Leica M Mount Lens to Sony A7RII A6300 Cameras


Latest upgrade 4.0 version, comes with big improvement: 

1. Focus speed obvious improved .

2.Significantly reduce crash problem or no crashes problems appear.      



Aperture: Manual

Lens information: can input 10 lens information by smart phone APP 

Maximum bayonet extension: about 4.5mm

Focus mode: Single focus for AF-S, continuous focus for AF-C

Aperture Control: Manual

Maximum weight supported: 700g ( suggest using tripod mount ring or hold by hand when the lens is exceed 700g) 

Lens data record in EXIF: 10 sets

After-shoot Parking: 2.5mm / 4.5mm

Wireless control: Bluetooth, supports Andiord and iOS

Adapter Weight: 133g

Size: 80mm * 64mm 



Achieve Contrast Focus for Sony A7II / A6300, and later NEX new models, make their focusing speedy and accuracy nearly equal to DSLR.

Can achieve macro shooting in a degree by lens focusing.

Can make other lens achieve auto focus with FOTOMIX LR-LM, EOS-LM, AI-LM, etc.


Upgrade feature:

Focus motor increased, easier focusing for big lenses.

Firmware upgrades into V03, can input 10 lens information by smart phone APP, can use camera aperture + shutter release choose


Suitable for:

Lens: all Leica M series lenses, Zeiss M, Voigltander M lens, and other M mount lens by exchange connector ) 

Cameras: Sony A7RII, A7II, A6300 


We do NOT recommend to use with CDAF-only nonmeras (i.e. Sony NEX, A6000, Sony A7, Sony A7R, Sony A7S, Sony A7Sii, etc).


Always futon the lens cap when the mount adapter is not in use. To prevent mould, do not keep the mount adapter in a very humid place or a long time.


If you bring the mount adapter directly from a cold place to a warm place, condensation may occur. To avoid this, place the mount adapter into a plastic bag or something similar before moving to the warm place. When the air temperature inside the bag reaches the surrounding temperature, you can then take the adapter out. 

Cleaning the mount adapter

Do not use any organic solvent such as thinner or benzine to clean the mount adapter. 

Install the mount adapter

Align the white index on the adapter with the white index on the camera, rotate the mount adapter clock wisely until it locks with the camera. 

Align the red index on the lens barrel with the red index on the adapter, then insert the lens into the adapter and rotate clock wisely until it locks.

Package includes:

1 x Techart LM-EA7 II Lens Adapter

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Tel : (028) 22.135.752 -  038 9999 808
Hotline : 038 9999 808