VILTROX 35mm f1.7 E, AF 35mm F1.7 E Mount Lens for Sony E, Auto Fcous APS-C Large Aperture Prime Lens for Sony ZV-E10 II EV10 a6700 a6600 a6400 a7c ii a7rv a7iii
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AI Verdict
This 170g VILTROX 35mm f/1.7 APS-C prime lens offers a 53mm equivalent focal length and fast STM autofocus, making it a solid choice for Sony E-mount users on a budget.
This lens is a strong fit for Sony E-mount APS-C users looking for a lightweight 35mm prime. Its f/1.7 aperture and 170g weight make it ideal for everyday shooting and capturing subjects with pleasing background blur.
If silent autofocus for video is a top priority, look for lenses with more advanced linear motors or internal focusing mechanisms designed for quiet operation.
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Pros
- The f/1.7 aperture creates noticeable background blur and performs well in low-light conditions.
- Autofocus is fast, precise, and exhibits minimal focus breathing, which is useful for video.
- Center sharpness is strong even at the widest f/1.7 aperture.
- Weighing only 170g, it's incredibly portable and easy to carry.
- The lens includes a USB-C port for firmware updates, ensuring future compatibility.
- Its 9-blade diaphragm contributes to a pleasing, creamy bokeh.
Cons
- Autofocus motor can be audible, which might be picked up by onboard camera microphones during video recording.
- Image corners show softness, especially when stopped down, and don't match the center's resolution.
- Heavy vignetting is present at f/1.7 and f/2, only significantly reducing by f/2.8 and f/4.
- Close-up image quality at the minimum focus distance of 0.33m is soft at f/1.7, requiring stopping down to f/2.8 for sharpness.
- There is no optical image stabilization, relying entirely on in-camera stabilization or a gimbal for shake reduction.
Dimension Scores
The lens delivers strong center sharpness even at f/1.7, with good control over chromatic aberrations due to its optical design including ED and ASPH elements.
Equipped with an STM motor, the lens provides fast and precise autofocus performance.
It minimizes focus breathing for smooth video transitions, but the audible autofocus motor can be a drawback for audio recording.
Weighing only 170g (6 ounces) and featuring a compact design, it's exceptionally portable for a prime lens.
Best For
- Street photography, leveraging its compact size and 53mm equivalent focal length.
- Portrait photography, thanks to the f/1.7 aperture for subject isolation and background blur.
- Low-light shooting scenarios where a wide aperture is crucial.
- Videographers needing minimal focus breathing for smooth transitions.
Not Recommended For
- Professional videography setups relying on silent autofocus for onboard audio.
- Landscape photographers demanding edge-to-edge sharpness at wide apertures without post-processing correction.
- Macro photography, given its 0.33m minimum focus distance and 0.11x maximum magnification.
Watch Out For
- The autofocus motor generates audible noise, which can be a problem if you're recording video with your camera's built-in microphone.
- You'll see significant vignetting at f/1.7 and f/2, which means darker corners in your images unless you stop down to f/2.8 or f/4, or correct in post.
- Close-up shots taken at f/1.7 will be soft; you need to stop down to at least f/2.8 to get sharp results at the 0.33m minimum focus distance.
- There's no optical image stabilization, so expect shake in handheld video or low-light photos if your camera lacks in-body stabilization.
Full Specifications
| ASIN | B0DP75SP1N |
| Brand | VILTROX |
| Lens Type | Standard |
| Item Weight | 6 ounces |
| Manufacturer | Shenzhen Jueying Technology Co., Ltd. |
| Item model number | AF 35mm F1.7 E |
| Product Dimensions | 3 x 2.5 x 2.5 inches |
| Compatible Mountings | Sony E |
| Camera Lens Description | AF 35mm F1.7 Sony E |
| Focal Length Description | 35mm F1.7 Fixed Focal Length |
What Buyers Say
Many users are surprised by the sharpness this lens delivers, especially in the center, even when shot wide open at f/1.7. The creamy background blur is a consistent highlight, making it a favorite for portraits and street photography. However, the audible autofocus can be a minor annoyance for videographers relying on in-camera audio, and some report noticeable vignetting at wider apertures. The compact size and lightweight build are frequently praised, making it an easy lens to carry around all day.
“Dude, this Viltrox 35mm is seriously punching above its weight for the price, the bokeh is so smooth and it's tiny, but that AF noise on video is kinda annoying if I'm not using an external mic.”
Common Praise
- Sharpness in the center of the frame is really good, even at f/1.7.
- The f/1.7 aperture produces a very pleasing, creamy background blur.
- Autofocus is quick and accurate for both photos and video.
- It's incredibly lightweight at 170g, making it comfortable for extended use.
- Focus breathing is minimal, which is a big plus for video shooters.
Common Complaints
- The autofocus motor makes a clicking sound that can be heard on video if using the camera's microphone.
- Corners of images aren't as sharp as the center, especially when stopped down.
- There's noticeable vignetting at f/1.7 and f/2 that needs correction.
- Close-up shots are soft at f/1.7 and require stopping down to f/2.8 for better detail.
- No optical image stabilization means you need a steady hand or IBIS for shake-free shots.
Ownership Tips
- You'll quickly learn to compensate for the corner softness by framing your subjects centrally or stopping down the aperture.
- The vignetting at f/1.7 becomes part of the 'look' for some, but for others, it's a consistent post-processing step.
- The lightweight design means you'll probably leave it on your camera more often than heavier lenses.
- The USB-C port is actually super handy for updates, no more messing with camera menus or adapters.
Frequently Asked Questions
Is this lens compatible with full-frame Sony E-mount cameras?
While it physically mounts, this VILTROX 35mm f/1.7 is designed for APS-C sensors, giving you a 53mm equivalent focal length. On a full-frame camera, it would likely operate in crop mode or show heavy vignetting.
Does this lens have image stabilization?
No, this lens does not have optical image stabilization. You'll need to rely on your camera's in-body image stabilization (IBIS) if it has it, or use a gimbal for smoother video.
How close can this lens focus?
The minimum focusing distance for this lens is 0.33 meters (33cm).
Can I update the firmware on this lens?
Yes, the lens features a USB-C upgrade port, allowing you to easily update its firmware for optimal performance and compatibility with new camera models.
Is the autofocus quiet enough for video?
The STM motor provides fast and precise autofocus with minimal focus breathing, which is good for video. However, some users report the autofocus can be audible, so if you're using onboard audio, it might pick up the sound.
Buying Guide
When you're looking at a prime lens like this, you're trading zoom flexibility for image quality and a wider aperture. The f/1.7 aperture means you can shoot in dimmer light and get that blurry background look, which is awesome for making your subject pop. Since it's an APS-C lens, the 35mm focal length on your Sony E-mount camera will give you a field of view similar to a 53mm lens on a full-frame camera, which is often called a 'nifty fifty' and is super versatile. Pay attention to whether your camera has in-body image stabilization, because this lens doesn't have it built-in.
f/1.7 Aperture
This number tells you how wide the lens can open to let in light. A lower number like f/1.7 means it lets in a lot of light, so you can shoot in darker places without cranking up your camera's ISO, and it creates a shallower depth of field for blurry backgrounds. Think of it like a bigger window letting in more sunlight.
35mm Focal Length (53mm equivalent)
The 35mm is the actual focal length, but because it's for an APS-C sensor, it acts like a 53mm lens on a full-frame camera. This 'equivalent' focal length is important because it dictates your field of view – how much of the scene you capture. 53mm is very close to how the human eye sees, making it a natural perspective for many types of photography.
STM Motor
This refers to the type of motor used for autofocus. STM motors are generally known for being smooth and relatively quiet, which is great for video where you don't want jerky focus or loud motor noises. It's like a smooth, silent electric car compared to a noisy gas engine.
Alternatives
If you need silent autofocus for professional video work, look for lenses with linear or stepping motors specifically advertised for quiet operation. For consistent edge-to-edge sharpness at wide apertures, consider lenses with more complex optical designs or higher price points.
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