Nikon HB-31 (for AF-S 17-55/2.8G VR lens) dedicated hood
Name: Nikon HB-31 bayonet lens hood
Colour: Black
The role of the hood:
Lens hoods are commonly used photographic accessories set in front of the camera lens. They are available in metal, hard plastic, and soft rubber. It has the following functions:
1. In the backlight, side light or flash photography, it can prevent the entry of non-imaging light and avoid fog.
2. It can avoid the surrounding scattered light from entering the lens when shooting in front light and side light.
3. In lighting photography or night photography, you can avoid the surrounding interference light from entering the lens.
4. It can prevent accidental damage to the lens, and it can also prevent fingers from touching the surface of the lens by mistake. It can also shield the lens from wind, sand, rain and snow to some extent.
Lens hoods are widely used in backlight photography, generally speaking, to avoid glare. However, if the light source is close, glare may still occur. At this time, you can use your hand to block the hood on the side where the light source is located. Whether the glare is eliminated, you must observe it clearly in the viewfinder.