Panasonic Lumix DMC-GF3 Owner's Manual page 15

In bright sunlight or backlight, the lens hood will minimize lens flare and ghosting. The lens
hood cuts off excess lighting and improves the picture quality.
To attach the lens hood (flower shape) that came with the interchangeable lens
(H-FS014042)
•
The interchangeable lens (H-H014) does not have a lens hood.
Insert the lens hood into the lens with the short sides at the top and
bottom, and turn in the direction of the arrow until it stops.
A Fitting to the mark.
Note
•
When temporarily detaching and carrying the lens hood, attach the lens
hood to the lens in the reverse direction.
Preparation
Attaching the Lens Hood
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