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Olympus M.Zuiko ED 300mm f4 IS Pro Lens
Introduction
The Olympus M.Zuiko ED 300mm f4 IS Pro lens is a professional-grade super-telephoto prime designed for Micro Four Thirds cameras. With its impressive reach and advanced stabilization, it is a trusted companion for wildlife, sports, and nature photographers.
Design & Build
Engineered with precision, the lens features a robust weather-sealed construction that resists dust, moisture, and freezing conditions. Despite its long focal length, it remains relatively lightweight and portable, making it suitable for fieldwork and demanding outdoor environments.
Optical Performance
Delivering a 600mm equivalent field of view, the lens ensures exceptional sharpness and clarity across the frame. Its advanced optical design minimizes chromatic aberrations and flare, while the f/4 aperture balances brightness with portability. The integrated image stabilization system works in harmony with compatible camera bodies for outstanding handheld performance.
Key Features
- Focal length: 300mm (600mm equivalent)
- Maximum aperture: f/4
- Integrated image stabilization (IS)
- Weather-sealed, durable construction
- Fast, quiet autofocus for stills and video
Practical Use
Ideal for wildlife and sports photography, the lens allows photographers to capture distant subjects with precision. Its stabilization system ensures sharp results even without a tripod, while the rugged build inspires confidence in challenging conditions.
Conclusion
The Olympus M.Zuiko ED 300mm f4 IS Pro lens combines reach, reliability, and optical excellence in a compact form. For professionals and enthusiasts seeking a super-telephoto solution that thrives in the field, this lens stands as a powerful and dependable choice.
Olympus M.Zuiko Digital ED 300mm F/4 IS PRO Specs
| Focal Length | 300mm (35mm Equivalent: 600mm) |
| Maximum Aperture | f/4 |
| Minimum Aperture | f/22 |
| Lens Mount | Micro Four Thirds |
| Lens Format Coverage | Micro Four Thirds |
| Angle of View | 4.1° |
| Minimum Focus Distance | 4.59' / 1.4 m |
| Maximum Magnification | 0.24x |
| Optical Design | 17 Elements in 10 Groups |
| Diaphragm Blades | 9, Rounded |
| Focus Type | Autofocus |
| Image Stabilization | Yes |
| Tripod Collar | Removable and Rotating |
| Filter Size | 77 mm (Front) |
| Dimensions (ø x L) | 3.64 x 8.94" / 92.5 x 227 mm |
| Weight | 3.25 lb / 1475 g |
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.
