Sony ILCA-77M2 - Manual (Page 127)

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
Enable:
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.
Note
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.
[163] How to Use Using shooting functions Setting the other functions of this product
SteadyS. w/ shut.
Reduces the image blur not only at the moment of releasing the shutter but also while pressing the
shutter button halfway down.
1. MENU
→
(Custom Settings
) → [
SteadyS. w/ shut.]
→ desired setting.
Menu item details
On (default setting) :
Image blur is reduced while pressing the shutter button halfway down.
Off:
Image blur is not reduced while pressing the shutter button halfway down. If you want to save battery
power, select [Off].
Note
When [ SteadyShot] is set to [Off], [ SteadyS. w/ shut.] is not activated.
[164] How to Use Using shooting functions Setting the other functions of this product