Sigma

Sigma BREOS Rear Lens Cap Canon Mount

4.6 (12 reviews)

Protect Your Canon LensIntroducing the Sigma Rear Lens Cap, designed specifically for Canon lenses. This cap provides essential protection for the rear element of your lens, keeping it safe from dust, scratches, and other potential damage. Specifications: Type: Rear Lens Cap Compatibil...

$14.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Protect Your Canon Lens

Introducing the Sigma Rear Lens Cap, designed specifically for Canon lenses. This cap provides essential protection for the rear element of your lens, keeping it safe from dust, scratches, and other potential damage.

Specifications:

  • Type: Rear Lens Cap
  • Compatibility: Canon Lenses

Key Features

Sigma Rear Lens Cap

Sigma Rear Lens Cap, Canon Mount

Specifications

Accessory Type
Rear Lens Cap
Compatibility
Sigma Lenses
Mount Type
Canon Mount
Brand
Sigma

Pros & Cons

👍 Pros

  • Specifically designed for Canon mount lenses, ensuring a perfect and secure fit for compatible equipment.
  • Acts as a protective barrier for the rear element of a lens when it's detached from the camera body.
  • Helps to prevent dust, dirt, and moisture from entering the rear of the lens, preserving optical quality.
  • Simple accessory that can extend the lifespan and maintain the condition of valuable camera lenses.
  • Manufactured by Sigma, suggesting it adheres to a certain standard of quality for lens accessories.

👎 Cons

  • Only compatible with Canon mount lenses, making it unsuitable for other camera systems like Nikon, Sony, or Fuji.
  • This product serves a very specific purpose as a cap and does not offer any optical or functional enhancements to the lens itself.
  • If lost or misplaced, the lens's rear element would be vulnerable until a replacement is acquired.
  • Does not protect the front element or body of the lens, requiring additional accessories for comprehensive protection.
  • The benefit is only realized when the lens is detached from the camera, offering no utility during shooting.

Frequently Asked Questions

This Sigma rear lens cap is specifically designed for Canon mount lenses, ensuring compatibility with your Sigma lenses that feature a Canon mount.
The primary function of a rear lens cap is to protect the rear element of your camera lens from dust, scratches, and other potential damage when the lens is not attached to a camera body.
No, this particular Sigma rear lens cap is made specifically for Canon mount lenses and will not fit Nikon or other lens mounts.
While it provides a physical barrier against elements, the product description does not specify any advanced weather sealing capabilities beyond basic protection from dust and dirt.
This is a Sigma brand rear lens cap for Canon mount, meaning it is designed to fit Sigma lenses with a Canon mount, and it is generally compatible with Canon EF/EF-S mount lenses from other brands as well.