Lens hoods are primarily designed to prevent unwanted stray light from entering the lens by extending and shading the end of the lens. In addition, since the end of the lens is extended, you also get the added benefit of some extra protection from accidental impact.
JJC LH-AB003 replaces TAMRON AB003 Lens Hood
Compatible with :
- Tamron B003 18-270mm f/3.5-6.3 Di II VC LD Aspherical (IF) Macro Lens
- Tamron B005 17-50mm f/2.8 Di XR VC LD Aspherical (IF) Lens