1. When taking backlight, sidelight or flash photography, it can prevent non-imaging light from entering and avoid fog.
2. When taking photos with forward light and side light, you can avoid surrounding scattered light from entering the lens.
3. During light photography or night photography, you can avoid surrounding interfering light from entering the lens.
4. It can prevent accidental damage to the lens and prevent fingers from accidentally touching the surface of the lens. It can also protect the lens from wind, sand, rain and snow to a certain extent.
Note: When using this hood to shoot at the wide-angle end, vignetting may occur. This model is screw-top and does not support reverse buckle.