[fullkoll]

"Eine automatische Scharfstellung nur auf die Augen gibt es bei der RX10 nicht."

Oh yes it does!

 Eye AF
Focuses on a person’s eyes when you press the button.
1. MENU →  (Custom Settings) → [Custom Key Settings] → assign the [Eye AF] function to the desired key.
2. Press the key to which you have assigned the [Eye AF] function and focus on the eyes.
3. Press the shutter button while pressing the key.