Viltrox AF 9mm F2.8 Air APS-C Lens (Sony E)
Product Highlights
- 113.8° Ultra-Wide View (13.5mm Full-Frame Equivalent)
- Lightweight Pocket Design: ~175g
- Bright F2.8 Aperture for Low-Light and Creative Shots
- 13/11 Optical Design with 2 Aspherical, 3 ED, 3 HR
- 0.13 m Minimum Focusing Distance
- Fast, Accurate Autofocus
- Sealed Lens Body with Durable Metal Mount
- Standard 58mm Filter Thread, USB-C Firmware Upgrade
Related Products
Stunning 113.8° Ultra-Wide View
Wider vision, richer detail, and greater creative freedom — all captured with your pocket-sized ultra-wide lens.
175g Lightweight Design
Matching aesthetics and materials across the Air lineup ensures a consistent, comfortable handheld shooting experience.
Rapid and Responsive Focus
Powered by STM motor, capturing every vital moment with precise eye and face detection.
True-to-Life View
Outstanding distortion control ensures every line and shape is rendered faithfully.
Advanced Optical Design
3ED, 3HRI and 2ASPH elements
Minimal Focus Breathing
Smooth focus transitions with minimal focus breathing, perfect for video and focus stacking.
Ultra-wide in Your Pocket
113.8° Ultra-Wide Vision
With a 13.5mm full-frame equivalent focal length, the AF 9mm F2.8 Air showcases an unprecedented 113.8° ultra-wide angle of view, excelling at landscape and wide interior shooting while allowing more background in the frame.
Lightweight Pocket Power
With its compact footprint that slips easily into a jacket pocket or camera bag and stays true to the Air series’s signature lightweight and minimal design, this lens becomes an ideal choice for travel and street photography, allowing creators to capture stunning wide-angle shots.
Fast & Accurate Autofocus
Fast, accurate autofocus with STM stepping motor ensures sharp results when capturing active kids, playful pets, or fleeting street scenes. Smooth focus transitions and silent operation let you fully immerse yourself in the joy of vlog shooting.
Minimal Focus Breathing
Minimal focus breathing ensures smooth focus transitions and immersive video storytelling, as well as precise focus stacking for still photography.
Well-Crafted 13/11 Optics
Edge-to-Edge Clarity
The meticulously crafted 13 elements in 11 groups optical construction includes 2 aspherical, 3 ED, and 3 HR elements for effective chromatic aberration and distortion control, while delivering exceptional edge-to-edge clarity in ultra-wide imagery.

F2.8 for Clarity in Low-Light
The F2.8 aperture excels in low-light scenes such as dim cafés, nighttime streets, or indoor gatherings — delivering clean, bright images while allowing faster shutter speeds and lower ISO.
0.13m MOD
Close ocus at 0.13m, unlocking prominent foreground, striking perspectives with strong depth, rich close-up details, and expansive backgrounds for playful, immersive compositions beyond the ordinary.
Practical Design, Built to Last
The AF 9mm F2.8 Air is designed with practical details that enhance reliability and ease of use — featuring a standard 58mm filter thread, a sealed body for dependable outdoor shooting, and a durable metal mount that ensures long-term stability. Its front element is coated to resist water and dirt, while a USB-C port allows effortless firmware updates to keep performance up to date.
What's in the box?
- 1 x Viltrox AF 9mm f/2.8 Air Z (Sony E)
- 1 x Front Lens Cap
- 1 x Rear Lens Cap
- 1 x Lens Hood
- Technical Data
Lens Mount
E-mount
Lens Elements
13/11
Focal Length
f=9mm (13.5mm)
Viewing Angle
113.8°
Aperture
F2.8-F16
Number of Aperture Blades
7
Shooting Distance
0.13m-∞
Focus Mechanism
internal focus
Focus Motor
STM+Lead screw
Focus Mode
MF,AF
Max. magnification
0.15x
Lens Size
Φ65x56.4mm
Weight
≈175g(bare lens)
Filter Size
Φ58mm