Using The Quick-Shift Focus System ( -Series Cameras Only); How To Use The Quick-Shift Focus System - Pentax DA 14mm f/2.8ED (IF) Operating Manual

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Using the Quick-Shift Focus System (
If you use the lens with an
you can focus manually after autofocus is achieved. Just turn the focusing ring to manually
touch-up the focus. You can do this without changing the focus mode to MF.

How to use the Quick-Shift Focus System

1. Using Autofocus
Set the camera's focus mode switch to autofocus, then press the shutter button halfway
to autofocus.
With the
focus by pressing the OK button. (Assuming that the "OK btn when shooting" in the
"C Custom Setting" menu is set to "2 Enable AF.")
2. Hold down the shutter button halfway (or press the AF button or OK button),
then turn the focusing ring to focus.
3. Finally, press the shutter release button fully to take a picture.
-series camera and the focus mode is set to autofocus,
, you can also focus with the AF button. With the
-series cameras only)
, you can