Interchangeable Lens Digital Camera ILCE-5100

Release w/o Lens

Sets whether or not the shutter can be released when no lens is attached.

  1. MENU (Custom Settings) → [Release w/o Lens] → desired setting.

Menu item details

Releases the shutter when no lens is attached. Select [Enable] when attaching the product to an astronomical telescope, etc.
Disable (default setting):
Does not release the shutter when a lens is not attached.


  • Correct metering cannot be achieved when you use lenses that do not provide a lens contact, such as the lens of an astronomical telescope. In such cases, adjust the exposure manually by checking it on the recorded image.