Viltrox 27mm f1.2 Lens (Sony E)

The Viltrox AF 27mm f/1.2 is a high-performance APS-C prime lens designed for Sony E-mount mirrorless cameras, offering exceptional optical quality, ultra-bright aperture, and professional-level build. Positioned as one of Viltrox’s flagship APS-C lenses, it delivers outstanding sharpness and subject separation—making it ideal for both photography and video.

With a 27mm focal length (≈40.5mm full-frame equivalent), the lens provides a natural, slightly wide field of view that is perfect for street photography, environmental portraits, documentary work, and everyday shooting. The standout f/1.2 aperture enables superior low-light performance and produces beautifully smooth, cinematic bokeh with strong subject isolation.

The advanced optical design includes multiple ED, high-refractive, and aspherical elements to minimize aberrations and maintain excellent clarity across the frame. A fast and quiet STM autofocus motor ensures accurate focusing, while full compatibility with Sony’s Eye AF and subject tracking enhances usability in dynamic shooting scenarios.

Built with a robust, professional-grade construction, the lens features weather resistance, customizable controls, and a premium tactile feel—making it suitable for demanding workflows while maintaining excellent handling.

Key Specifications

General

• Mount: Sony E-mount
• Format: APS-C (crop sensor lens)
• Lens Type: Standard / wide-normal prime

Optics

• Focal Length: 27 mm
• Full-Frame Equivalent: ~40.5 mm
• Maximum Aperture: f/1.2
• Minimum Aperture: f/16
• Optical Construction: 15 elements in 11 groups
• Special Elements:
  • ED (extra-low dispersion) elements
  • High-refractive elements
  • Aspherical elements
• Aperture Blades: 11 (rounded for smooth bokeh)

Focus

• Autofocus: Yes (STM stepping motor)
• Fast, accurate, and quiet AF performance
• Minimum Focus Distance: Approx. 0.28 m
• Maximum Magnification: Approx. 0.15×
• Internal focusing design

Build & Handling

• Filter Size: 67 mm
• Dimensions: Approx. 82 × 92 mm
• Weight: Approx. 560 g
• Solid metal construction
• Weather-resistant design

Controls & Features

• Customizable function button
• AF/MF switch
• Aperture ring (click/de-click depending on version)
• USB-C port for firmware updates
• HD Nano multi-layer coating (reduces flare and ghosting)

Compatibility

• Designed for Sony APS-C mirrorless cameras
• Supports Sony Eye AF and real-time tracking
• Works on full-frame bodies in APS-C crop mode

Use Cases

• Street and documentary photography
• Environmental portraits
• Low-light photography
• Cinematic video with shallow depth of field
• Professional APS-C setups