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Sigma 100-400mm f/5-6.3 DG DN OS Contemporary Lens (Sony E)
Overview
The Sigma 100-400mm f/5-6.3 DG DN OS Contemporary is a versatile telephoto zoom lens designed for Sony E-mount full-frame mirrorless cameras. It balances reach, portability, and affordability, making it ideal for wildlife, sports, and travel photography.
Key Features
- Focal Length: 100-400mm, offering ultra-telephoto reach.
- Aperture Range: f/5-6.3 to f/22 for flexible exposure control.
- Optical Stabilization (OS): Reduces camera shake for handheld shooting.
- Compact Design: Lightweight build compared to traditional super-telephoto lenses.
- High-Quality Optics: Incorporates low-dispersion elements for sharpness and reduced chromatic aberration.
- Compatibility: Works seamlessly with Sony full-frame and APS-C mirrorless bodies.
Performance
The lens delivers sharp image quality across its zoom range, with effective stabilization for handheld telephoto shots. Autofocus is fast and reliable, supporting both stills and video. Its compact size makes it a practical alternative to heavier 100-400mm options.
Use Cases
- Wildlife Photography: Capture distant subjects with clarity.
- Sports: Track fast-moving action with responsive AF.
- Travel: Lightweight enough for extended shooting sessions.
Conclusion
The Sigma 100-400mm f/5-6.3 DG DN OS Contemporary lens is a cost-effective telephoto solution for Sony E-mount users. It combines reach, portability, and optical performance, making it a smart choice for photographers seeking versatility without the bulk.
Sigma 100-400mm f/5-6.3 DG DN OS 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.
