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Sigma 28-70mm F2.8 DG DN Contemporary Lens (Sony E)
Compact Design
The Sigma 28-70mm F2.8 DG DN Contemporary lens offers a lightweight and portable build, making it ideal for travel and everyday photography. Despite its compact size, it delivers professional-grade performance for Sony E-mount full-frame mirrorless cameras.
Optical Performance
Featuring a constant f/2.8 aperture, this zoom lens ensures excellent low-light capability and depth-of-field control. Advanced optical construction minimizes aberrations, while coatings reduce flare and ghosting, providing sharp, high-contrast images across the zoom range.
Versatility
Covering focal lengths from 28mm wide-angle to 70mm short telephoto, the lens suits diverse shooting scenarios including landscapes, portraits, street photography, and events. Its fast aperture supports creative bokeh and subject isolation.
Build Quality
The lens combines durability with portability. It uses high-quality materials and weather-resistant sealing, ensuring reliability in varied shooting conditions. The smooth zoom and focus rings enhance user experience for both stills and video.
Key Features
- Constant f/2.8 aperture
- Compact and lightweight design
- Optimized for Sony E-mount full-frame cameras
- Advanced coatings for reduced flare and ghosting
- Versatile focal range: 28-70mm
Conclusion
The Sigma 28-70mm F2.8 DG DN Contemporary lens strikes a balance between portability and performance. With its fast aperture, versatile zoom range, and reliable build, it is a strong choice for photographers seeking a compact yet powerful standard zoom for Sony E-mount systems.
Sigma 28-70mm f/2.8 DG DN Specs
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Warranty Policy
Last Updated: February 25, 2026
This Warranty Policy outlines the coverage provided by Venekto INC. (“we,” “us,” or “our”) for products purchased through our website. We are committed to transparency and ensuring your purchase is protected under both our manufacturer standards and the laws of Manitoba, Canada.
1. Warranty Coverage & Period
Venekto INC. warrants that products will be free from defects in materials and workmanship under normal use. The warranty period begins on the date of delivery.
| Product Category | Warranty Period |
| Cameras, Camcorders, and Lenses | 2 Years |
| Accessories (Tripods, Bags, etc.) | 90 Days (Limited Warranty) |
Note for Manitoba Residents: In accordance with the Manitoba Consumer Protection Act, your purchase is also protected by statutory warranties. These ensure that the goods are of merchantable quality and fit for their intended purpose, regardless of the durations listed above.
2. Scope of Coverage
This warranty covers:
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Manufacturing defects in materials.
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Faulty workmanship under normal and intended use.
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Internal hardware malfunctions.
3. Exclusions (What is Not Covered)
This warranty does not apply to:
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Accidental Damage: Drops, impacts, or liquid/water damage.
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Environmental Damage: Damage caused by sand, extreme heat, or dust.
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Unauthorized Alterations: Repairs or modifications made by third parties not authorized by Venekto INC.
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Consumables: Normal wear and tear, including cosmetic scratches or battery degradation over time.
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Misuse: Use of the product outside of the provided instruction manual.
4. How to Make a Claim
To ensure a smooth process, please follow these steps:
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Initiate: Email us at support@venekto.com with your Order Number and "Warranty Claim" in the subject line.
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Documentation: Provide 2–3 clear photos or a short video demonstrating the defect.
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Authorization: We will provide a Return Merchandise Authorization (RMA) number. Do not ship items back without an RMA.
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Shipping: Venekto INC. is responsible for shipping costs to our service center.
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If the defect is confirmed under warranty, Venekto INC. will cover the shipping costs to return the repaired/replacement item to you.
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5. Remedies and Resolution
If a valid claim is received within the Warranty Period, Venekto INC. will:
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Repair the product using new parts; OR
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Replace the product with a new unit of equal value; OR
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Refund the purchase price if a repair or replacement is not feasible.
6. Governing Law
This Policy is governed by the laws of the Province of Manitoba and the federal laws of Canada. Nothing in this policy limits your rights under the Manitoba Consumer Protection Act.
7. Contact Us
Venekto INC.
Email: support@venekto.com
Response Time: We typically respond to warranty inquiries within 1 business day.
