AF 9/2.8 XF Viltrox

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The Viltrox 9mm F2.8 Air lens offers a 113.8° field of view (equivalent to 13.5mm on full-frame cameras) and provides edge-to-edge sharpness, minimal distortion, and fast STM autofocus—ideal for landscapes, interiors, and immersive vlogging.

Capture ultra-wide perspectives with this compact, powerful lens. The AF 9/2.8 XF is an automatic lens suitable for Fujifilm X-mount bayonets. It has an optical construction of 13 elements in 11 groups, focuses at a distance of approximately 0.13 m to infinity, and the quiet STM focusing motor allows for precise and smooth control of movement during focusing.

Weighing only 190 g, it is ideal for travel and street photography. Features include an F2.8 aperture, a minimum focusing distance of 0.13 m, a sealed metal mount, and USB-C firmware updates for future-proof performance.

Key features:

• Focal length 9 mm, aperture F2.8
• Optical construction: 13 elements in 11 groups, including 3 ED lenses, 3 high-refractive-index lenses, and 2 aspherical lenses
• Electronic diaphragm, internal focusing, constant lens length
• Quiet STM focusing motor
• Precision bayonet mount made of hardened aluminum alloy

Technical specifications:

• Mount: X-mount
• Optical construction: 13 elements / 11 groups
• Angle of view: 113.8°
• Aperture: F2.8 – F16
• Number of aperture blades: 7
• Minimum focusing distance: 0.13 m – ∞
• Focusing mechanism: Internal focusing
• Focusing motor: STM + lead screw
• Focus mode: AF / MF
• Maximum magnification: 0.15×
• Lens dimensions (diameter / length): 65 × 56.4 mm
• Weight: 175 g
• Filter diameter: 58 mm