JJC

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF 50mm f/1.8mm

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF75-300mm F/4-5.5IIIUSM 
• EF75-250mm F/3.5-5.6

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF70-300mm F/4.5-5.6DO IS USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF100mm f/2.8 USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF135F/2L USM
• EF180F/3.5ML USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF70-200mm f/2.8IS USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF28-135mm f/3.5-5.6IS USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• EF-S 17-55mm f/2.8IS USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• Canon EF 50mm f/1.8 II

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens: 

• Canon EF 28mm f/1.8 USM
• Canon EF 28-105mm f/3.5-4.5 II USM
• Canon EF 28-105mm f/4.0-5.6 USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• Canon EF70-300mm f/4-5.6 IS USM
• Canon EF70-300mm f/4.5-5.6 DO  IS USM

• Lens hoods are primarily designed to avoid 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.
• Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for.

For Lens:

• Canon EF-S 60mm f/1.8 Macro USM