Zoom Setting; About Zoom Scale - Sony Cyber-shot DSC-HX400 Help Manual

Zoom functions other than the optical zoom are not available when shooting in the following
situations:
[Smile/Face Detect.] is set to [Smile Shutter]
You cannot use the Smart Zoom function with movies.
When you use a zoom function other than the optical zoom, the [Focus Area] setting is
disabled and the focus area frame is shown by the dotted line. The AF operates with priority
on and around the center area. Also, [Metering Mode] is fixed to [Multi].
How to Use Using shooting functions

Zoom Setting

You can select the zoom setting of the product.
1. MENU → (Custom Settings) → [Zoom Setting] → desired setting.
Menu item details
Optical zoom only:
Optical zoom is activated. You can use the Smart Zoom function if you set [
[M], [S] or [VGA].
On:ClearImage Zoom (default setting):
Even if the zoom range of the optical zoom is exceeded, the product magnifies images within
the range in which image quality does not deteriorate significantly.
On Digital Zoom:
When the zoom range of the [Clear Image Zoom] is exceeded, the product magnifies images to
the largest scale. However, the image quality will deteriorate.
Note
Set [Optical zoom only] if you want to magnify images within the range in which image quality
does not deteriorate.
How to Use Using shooting functions

About zoom scale

Using the zoom
Using the zoom
Image Size] to
47