Olympus M.Zuiko 45mm F/1.8 (Black)

The Olympus M.Zuiko Digital 45mm f/1.8 (Black) is a short telephoto prime lens designed for Micro Four Thirds cameras. With a 90mm equivalent focal length, it is specifically optimized for portrait photography, delivering natural perspective, strong subject isolation, and smooth background blur. Its compact size and lightweight design make it a highly portable yet powerful lens for everyday shooting.

Key Features

• 45mm focal length (90mm equivalent) ideal for portraits
• Bright f/1.8 aperture for strong subject separation
• Lightweight and compact body for easy handling
• Fast and near-silent autofocus system
• High-quality optics with excellent sharpness
• Circular aperture diaphragm for smooth bokeh

Optical Performance

The lens uses a precise optical design with 9 elements in 8 groups, including specialized high-refractive elements that help reduce aberrations and improve clarity. It delivers sharp results even at wide aperture, with high contrast and minimal distortion. The focal length provides flattering compression, making subjects appear more natural in portrait shots.

Portrait and Bokeh Capability

With its f/1.8 aperture and telephoto reach, this lens excels at isolating subjects from the background. It produces smooth, pleasing bokeh, making it ideal for portraits, close-ups, and artistic photography. The 90mm equivalent field of view is particularly suited for headshots and detail-focused compositions.

Build and Design

The lens features a sleek black finish with a solid construction that balances durability and portability. While lightweight at approximately 116g, it maintains a high-quality feel. Its compact dimensions make it easy to carry as part of a minimal kit, especially for travel or street use.

Autofocus System

Equipped with an internal focusing system and micromotor, the lens provides fast, accurate, and nearly silent autofocus. This makes it suitable for both still photography and video recording, ensuring smooth and quiet operation during shooting.

Low-Light Performance

The wide f/1.8 aperture allows more light to reach the sensor, enabling better performance in low-light conditions such as indoor environments or evening shoots. It also helps maintain lower ISO levels, resulting in cleaner images with less noise.

Applications

• Portrait photography (primary use)
• Street photography with subject isolation
• Indoor and low-light shooting
• Detail and close-up photography
• Video interviews and cinematic shots

Technical Specifications

• Focal Length: 45mm (90mm equivalent)
• Aperture Range: f/1.8 to f/22
• Lens Mount: Micro Four Thirds
• Lens Construction: 9 elements in 8 groups
• Minimum Focus Distance: 0.5 m
• Maximum Magnification: 0.11x
• Diaphragm Blades: 7 (circular)
• Filter Size: 37 mm
• Dimensions: Approx. 56 mm × 46 mm
• Weight: Approx. 116 g