Olympus E.Zuiko Auto-W 25mm f/4

Olympus E.Zuiko Auto-W 25mm f/4 | S/N: 121949

Olympus E.Zuiko Auto-W 25mm f/4 - Good Condition | The Legendary Wide-Angle Companion for the Pen F System

Introductory Paragraph The Olympus E.Zuiko Auto-W 25mm f/4 is the definitive choice for the enthusiast who values the unique "half-frame" aesthetic of the legendary Pen F system. This lens is celebrated for its remarkably compact design and its ability to provide a versatile 35mm equivalent focal length, making it the perfect wide-angle tool for street photography and environmental portraiture. Because it features the high-quality E.Zuiko optical formula with five glass elements, it serves as an incredibly capable tool for photographers who demand edge-to-edge sharpness and classic rendering in a miniature form factor. Whether you are using a vintage Pen F, FT, or FV, or adapting this glass to a modern mirrorless system, this Olympus provides the optical brilliance and mechanical precision that defined Yoshihisa Maitani’s revolutionary design philosophy.

Key Features

• Versatile 25mm wide-angle focal length, offering a natural 35mm equivalent perspective on half-frame bodies.

• Ultra-compact pancake-style design, maintaining the sleek and portable profile of the Olympus Pen F system.

• High-performance E.Zuiko optical construction (5 elements in 5 groups) for excellent contrast and resolution.

• Fully automatic diaphragm, allowing for bright wide-open focusing and automatic stopping down at the moment of exposure.

• Robust all-metal barrel construction, built to professional standards with a tactile, precision-engineered feel.

• Classic Olympus Pen F bayonet mount, ensuring a seamless fit on the world's most sophisticated half-frame SLRs.

• Exceptional close-focusing capability, allowing for creative perspectives and intimate wide-angle compositions.

Condition Report Good condition. Body: The Olympus lens barrel (S/N: 121949) shows normal signs of light use and minor cosmetic surface wear consistent with its vintage era. The aperture and focus rings rotate smoothly with the appropriate resistance. Sensor/Optics: The glass is optically clear; free from fungus, haze, or significant scratches. The internal aperture blades are clean, snappy, and free from oil. Mechanics/Electronics: The manual focus mechanism is precise and the automatic diaphragm functions perfectly when mounted on a compatible camera body.

Specialist Note "The 25mm f/4 is arguably the most essential wide-angle lens for any Pen F user. What I love about this lens is how it perfectly embodies the 'small-format' philosophy—it’s a rugged, honest piece of Japanese engineering that fits in the palm of your hand yet produces images that punch way above its weight class. It’s significantly sharper than many full-frame wide-angles of the same period. On a modern mirrorless camera, it makes for an incredibly stylish and capable street lens. For anyone looking for a reliable, high-resolution wide-angle for their half-frame kit, this Olympus is a top-tier choice."

What's Included

• Olympus E.Zuiko Auto-W 25mm f/4 Lens (S/N: 121949)

Technical Specifications

• Brand: Olympus

• Model: E.Zuiko Auto-W 25mm f/4

• Lens Type: Wide-Angle Lens

• Focal Length: 25mm (35mm equivalent on Pen F)

• Lens Mount: Olympus Pen F Bayonet

• Category: 2. Lenses ▸ Wide-Angle Lens

• Battery Type: None