Article ID : 00095415 / Last Modified : 11/04/2018

What is the difference between the LA-EA1, LA-EA2, LA-EA3, and LA-EA4 lens mount adapters?

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Refer to the table below for differences between the compatible lens mount adapters.
About compatibility between the cameras and lenses, refer to the following Website:
https://support.d-imaging.sony.co.jp/www/cscs/lens_body/index.php

Function/Operation

LA-EA1

LA-EA2

LA-EA3

LA-EA4

Auto focus (AF)

Only available with SAM/SSM lenses for still images.

AF does not operate during movie recording.

Available for all lenses

Only available with SAM/SSM lenses for still images.

AF does not operate during movie recording.

Available for all lenses
AF systemContrast AFPhase-detection AFContrast AFPhase-detection AF
FormatSupports APS-C sensorSupports APS-C sensorSupports 35mm Full-frame sensorSupports 35mm Full-frame sensor
AF/MF SelectSwitchable on the LensSAM Lens: Switchable on the lens

SSM Lens: Switchable on the lens and in the menu when the switch on the lens is on AF
Switchable on the LensSAM Lens: Switchable on the lens

SSM Lens: Switchable on the lens and in the menu when the switch on the lens is on AF
Available AF ModeSingle-shot AFSingle-shot AF/Continuous AFSingle-shot AFSingle-shot AF/Continuous AF

NOTE:

  • Because the LA-EA3 and LA-EA4 support 35mm full-frame sensors, the light passage on these adapters is larger than the LA-EA1 and LA-EA2 which causes vignetting.
  • If you are using the NEX-3, NEX-C3, NEX-5 or the NEX-VG10, a firmware update for the lens and/or the adapter is required.