Pentax -D - Manual (Page 21)

LENS HOOD 19
Using a lens hood is recommended to block stray light from entering the lens. The stray
light’s internal reflections degrade the image quality.
Lens hood for D FA lens
How to attach
Put the hood on the lens, and turn it as shown by the arrow until it clicks in place.
✍
Memo:
• When the lens hood is not in use, it can also be turned around and attached in the
reversed position.