Viltrox AF 14mm f/4 Air - Lens review and specs

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Leica L Sony E Sony/Minolta Alpha Wide Angle Prime full-frame 2026

Autofocus

Full-time Manual Focus

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Compare with

14mm

Focal length

f/4

Max aperture

170 g

Weight

14mm35mm85mm200mm600mm

▲ 14mm

Max aperture

f/2

f/4

f/8

Constant Aperture

Zoom Ratio: 1x

Aperturef/4

f/4f/16

Near focus1' 9"

Far focus4' 5"

Total DOF2' 8"

Hyperfocal5' 7"

Subject distance2' 6"

Focal length14 mm

Aperturef/4

SensorFull Frame

Illustrative scene preview based on this lens's focal length, aperture, and sensor coverage.

This preview uses 14mm, f/4, and Full Frame. Subject distance is estimated to keep lens previews comparable.

Min aperture: f/16
Diaphragm blades: 7

Optics

Optical construction: 12 elements in 9 groups
Special elements: 4 ED, 2 HR, 2 Aspherical
Coatings: HD Nano Multilayer Coating

Focusing

Minimum focus: 13 cm
Max magnification: 0.13×
AF motor: STM

Physical

Weight: 170 g
Dimensions: ⌀65mm × 56mm
Filter thread: 58 mm
Hood included: Yes
Color: Black

Recommended Use

Ideal for: astro, Landscapes, Travel, Vlogging

Release year: 2026
Announced: Sep 22, 2026
Approx price: $199 USD

The best

Ultra-wide 14mm f/4 prime for full-frame mirrorless cameras.

Also

Featherweight 170g chassis with standard 58mm filter thread.

Summary

Viltrox expands its lightweight Air lens series with the official launch of the Viltrox AF 14mm f/4 Air, an ultra-wide angle prime lens designed for full-frame mirrorless cameras across Leica L, Sony E, and Nikon Z mounts. Setting a new benchmark for portability in the ultra-wide category, this lens packs a sophisticated 12-element in 9-group optical formula into a featherweight chassis weighing just 170 grams, delivering an expansive 114-degree angle of view alongside a 7 blades diaphragm and a flat front element compatible with screw-on circular filters without bulky adapter rigs.

The defining photographic value of this prime lens lies in its ability to render sweeping architectural vistas, grand landscapes, and tight interior spaces with exceptional geometric precision and minimal optical distortion. Incorporating 4 extra-low dispersion (ED) glass elements, 2 high-refractive index (HR) elements, and 2 precision aspherical elements, the lens produces sharp corner-to-corner clarity and strong micro-contrast across full-frame sensors. With a maximum aperture of f/4 and a short minimum focusing distance of just 18 centimeters, photographers can craft dynamic compositions with dramatic foreground emphasis and rich background context.

In practical field assignments, the 14mm focal length is exceptionally well-suited for travel photography, architectural documentation, real estate interiors, vlogging, and gimbal-mounted video production where lightweight equipment is essential. The quiet and responsive stepping motor (STM) provides fast, accurate autofocus fully compatible with modern subject and eye-tracking systems, while the integrated USB-C port on the metal mount ensures straightforward firmware updates for ongoing camera compatibility.