Meike MK-S-AF3A AF Auto Focus Macro Extension Tube Adapter Ring (10mm+16mm) for Sony Mirrorless E-Mount FE-Mount A7 NEX Camera A7 A7II A7M2 NEX3 NEX5 NEX6 NEX7 A5000 A5100 A6000 A6300 A6500 A9 A6400
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AI Verdict
This is a 10mm and 16mm macro extension tube set with metal bayonets and plastic bodies, designed for Sony E-Mount cameras to enable close-up photography.
This extension tube set is a situational fit for Sony E-Mount users who want to explore macro photography without investing in a dedicated macro lens. Its 10mm and 16mm tubes provide significant magnification, but the trade-offs in autofocus consistency and light requirements mean it's not a 'set it and forget it' solution. It requires user adaptation to manual exposure and close working distances.
If you need more consistent autofocus performance and better optical correction for macro, look for a dedicated macro lens with a 1:1 magnification ratio.
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Pros
- Compatible with both Sony E-Mount APS-C and Full Frame cameras.
- Allows for closer focusing distances to capture small objects, insects, and flowers.
- Includes 10mm and 16mm tubes that can be used individually or combined for a 26mm extension.
- Maintains electronic contacts for autofocus and aperture control with compatible lenses.
- Weighs 3.17 ounces, making it lightweight and easy to carry.
- Offers an inexpensive entry point into macro photography compared to dedicated macro lenses.
Cons
- Autofocus functionality can be inconsistent or slow, especially in lower light or with certain lenses.
- Requires significantly more light due to inherent light loss from the extension, often necessitating wider apertures or higher ISOs.
- The plastic body, despite metal bayonets, may be a weak point when supporting heavier lenses.
- Greatly restricts the lens's focusing range, preventing focus at normal or infinity distances when attached.
- Can introduce a loss of sharpness or image quality with some lenses not optimized for extreme close-up focusing.
Dimension Scores
While the tubes themselves are optically neutral, user reports indicate that sharpness can be affected when using lenses not designed for extreme close-up focusing.
Autofocus is supported but frequently described by users as slow, inconsistent, or non-functional with certain lens setups.
The tubes can be used for video to achieve macro shots, but the challenges with autofocus and the need for significant lighting remain.
Weighing 3.17 ounces and being small, the tubes are highly portable and easy to carry in a camera bag.
Best For
- Budget-conscious photographers wanting to experiment with macro photography on Sony E-Mount.
- Capturing extreme close-ups of small subjects like insects, flowers, or product details.
- Users who primarily shoot macro with manual focus and can compensate for light loss.
- Photographers looking for a lightweight and portable macro solution.
Not Recommended For
- Anyone needing fast, reliable autofocus for moving macro subjects.
- Situations where maintaining a normal focusing distance or focusing to infinity is required.
- Professional macro photographers who demand consistent optical performance across all lenses.
Watch Out For
- Autofocus can become unreliable or non-functional with some lens combinations, forcing manual focus.
- You'll need to increase your ISO or use a wider aperture to compensate for the light loss, which can be 1-2 stops.
- The working distance becomes extremely short, often requiring you to be within a few centimeters of your subject.
- Attaching the tubes means you lose the ability to focus on distant objects; the lens becomes dedicated to macro range.
- The plastic construction of the tube body might not hold up to the stress of very heavy lenses over time.
Full Specifications
| ASIN | B01MRXL7Q1 |
| Brand | Meike |
| Lens Type | Macro |
| Item Weight | 3.17 ounces |
| Manufacturer | hkmeike |
| Item model number | MK-S-AF3A |
| Product Dimensions | 2.24 x 0.63 x 0.04 inches |
| Compatible Mountings | Sony E |
| Focal Length Description | 10-26 Millimeter |
| Is Discontinued By Manufacturer | No |
What Buyers Say
Many users are surprised by how much magnification these tubes provide for the cost, effectively turning standard lenses into macro tools. The biggest recurring theme is the trade-off with autofocus, which often becomes unreliable or slow, pushing users towards manual focus for critical shots. Light loss is also a consistent observation, requiring adjustments to exposure settings or additional lighting. Despite these challenges, the ability to achieve extreme close-ups without a dedicated macro lens is a frequently highlighted benefit.
“Dude, for thirty bucks, I can actually shoot bugs and flowers up close! Yeah, autofocus is basically useless, and I need a flashlight, but my regular lens just became a macro lens, and that's wild. Totally worth it if you're just messing around.”
Common Praise
- Enables significant close-up magnification for a low cost.
- Allows existing lenses to function as macro lenses.
- Electronic contacts pass through data for aperture control.
- Lightweight and compact, easy to transport.
- Metal bayonet construction feels secure on the camera and lens.
Common Complaints
- Autofocus is often slow, hunts, or doesn't work reliably, especially in low light.
- Requires a lot of light to get properly exposed images due to light loss.
- The working distance to the subject becomes extremely short, sometimes just a few centimeters.
- Cannot focus to infinity or normal distances when the tubes are attached.
- Plastic body construction raises durability concerns with heavier lenses.
Ownership Tips
- You'll quickly learn to switch to manual focus for most macro shots with these.
- A tripod becomes almost essential for sharp images due to the close working distance and light requirements.
- Experimenting with different lenses yields vastly different results; some lenses perform better than others for macro with tubes.
- You'll need to get comfortable with your camera's manual exposure settings to compensate for light loss.
- Dust can be more noticeable on the sensor when frequently changing lenses and tubes in the field.
Frequently Asked Questions
Does this work with both APS-C and Full Frame Sony E-Mount cameras?
Yes, the Meike MK-S-AF3A is compatible with both Sony E-Mount APS-C and Full Frame camera bodies.
Will my lens still autofocus with these extension tubes?
The tubes support autofocus, but user experiences indicate that autofocus can be slow or inconsistent, especially in challenging light or with certain lenses. Many users opt for manual focus for macro work.
Can I use the 10mm and 16mm tubes together?
Yes, you can use the 10mm tube, the 16mm tube, or stack them both for a combined 26mm extension to achieve even greater magnification.
Do these tubes affect image quality?
Extension tubes do not contain optical elements, so they don't introduce optical aberrations directly. However, using a lens outside its intended focusing range can sometimes lead to a reduction in sharpness or contrast.
Will I lose light when using these extension tubes?
Yes, extension tubes increase the distance between the lens and the sensor, which results in light loss. You will typically need to compensate by increasing ISO, widening your aperture, or adding more light.
Buying Guide
When you're looking at extension tubes like these, you're essentially moving your lens further from your camera's sensor. This lets you focus much closer to your subject, making small things appear larger in your photos. The trade-off is that you lose the ability to focus on distant objects, and less light reaches your sensor, so you'll need to adjust your camera settings or add more light. Don't expect your lens to behave exactly as it does without the tubes.
10mm + 16mm lengths
These numbers tell you how much extension you're adding. More extension means you can focus even closer and get higher magnification, but it also means more light loss and a shorter working distance. Think of it like adding magnifying glasses – more power means you have to get closer.
Autofocus support
This means the electronic contacts on the tubes allow your camera and lens to communicate for focusing. However, it doesn't guarantee fast or reliable autofocus, especially in macro photography where depth of field is extremely shallow. It's like having a car with power steering, but the road is super bumpy – you still have to work the wheel a lot.
Metal Bayonet Plastic Body
The metal bayonet ensures a secure connection to your camera and lens, which is crucial. The plastic body keeps the weight down (3.17 ounces), but if you're using very heavy lenses, it might feel less robust than an all-metal construction. It's like having a strong lock on a lightweight door.
Alternatives
If this doesn't offer enough autofocus reliability or you need better optical performance, consider a dedicated macro lens with a 1:1 magnification ratio, or a set of all-metal extension tubes for increased durability.
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