Viltrox AF 50mm F1.4 Pro Sony FE fullframe autofocus prime

An ultra-bright f/1.4 maximum aperture with an 11-blade rounded diaphragm delivers exquisite bokeh and outstanding low-light performance on full-frame Sony E-mount cameras. The Viltrox AF 50mm F1.4 Pro is engineered for photographers who demand razor-sharp detail and smooth, silent autofocus.

Overview

This 50mm prime lens combines a classic focal length with modern optical design. Its 11-element, 10-group construction includes specialized glass elements to minimize chromatic aberrations and distortion, ensuring edge-to-edge sharpness even wide open. The STM stepping motor provides fast, accurate, and near-silent autofocus, making it equally suited for stills and video. A de-clickable aperture ring allows seamless exposure adjustments during recording, while the USB-C port enables firmware updates for future compatibility.

What stands out

• Ultra-bright f/1.4 aperture for shallow depth of field and low-light shooting
• 11-blade rounded diaphragm for smooth, circular bokeh
• STM autofocus motor: fast, precise, and quiet
• De-clickable aperture ring for silent video operation
• Dust and splash resistant construction with aluminum alloy barrel
• USB-C port for firmware updates

Technical details

• Focal length: 50mm
• Maximum aperture: f/1.4
• Minimum aperture: f/16
• Lens mount: Sony E (full-frame)
• Format coverage: Full-frame
• Angle of view: 47.6°
• Minimum focus distance: 0.55 m (1.8 ft)
• Maximum magnification: 0.1x
• Optical design: 11 elements in 10 groups
• Diaphragm blades: 11, rounded
• Autofocus motor: STM stepping motor
• Image stabilization: No
• Filter size: 67 mm
• Weather sealing: Dust and splash resistant
• Aperture control: Electronic, with de-clickable ring
• USB port: USB-C for firmware updates
• Construction material: Aluminum alloy
• Focus type: Autofocus
• Lens type: Prime lens
• Hood included: Yes (petal-type)

Our verdict

The Viltrox AF 50mm F1.4 Pro is a compelling choice for Sony full-frame shooters seeking a fast, sharp, and versatile prime lens. Its robust build, silent autofocus, and beautiful bokeh make it a strong performer for both photography and videography, all at a competitive price point.