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Black metal lens adapter with silver mount rings, 138g

Viltrox

Viltrox EF-L Lens Mount Adapter 138g

SKU CH-4KQ1-1FVZV

Adapts Canon EF/EF-S lenses to L-mount cameras with autofocus, aperture control and EXIF transmission, weighing 138g

  • Adapt Canon EF/EF-S lenses to L-mount cameras without losing optical quality
  • Keep reliable autofocus and electronic aperture control with compatible lenses
  • Transmit EXIF data so the camera records full lens information
  • Lightweight construction at 138 g adds minimal bulk to the kit
  • Detachable tripod foot supports longer lenses for steadier shooting

Canon EF/EF-S to L Mount Adapter

The Viltrox EF-L adapter connects Canon EF and EF-S lenses to L mount camera bodies. It transmits electronic signals to preserve autofocus and EXIF data recording. Aperture control is managed directly through the camera body for seamless operation. The unit weighs 138g and includes a detachable tripod foot for supporting longer lenses.

Autofocus and Electronic Communication Limits

Autofocus performance depends on the specific Canon lens used and the L mount camera body firmware. Continuous autofocus speed and accuracy may vary compared to native lens combinations. Electronic aperture control requires lenses with electromagnetic diaphragms; older mechanical aperture lenses will not transmit aperture data. Video autofocus behaviour is subject to the camera's own contrast or phase detection implementation.

Supported Lens Range and Physical Constraints

The adapter comfortably handles standard and telephoto Canon EF/EF-S lenses within the mount's mechanical limits. Very heavy super-telephoto lenses may stress the mount connection without additional support beyond the supplied tripod foot. Crop sensor EF-S lenses function but produce an APS-C image circle on full-frame L mount sensors. The adapter adds no optical elements so infinity focus is maintained across the compatible focal range.

Highlights

  • Adapt Canon EF/EF-S lenses to L-mount cameras without losing optical quality
  • Keep reliable autofocus and electronic aperture control with compatible lenses
  • Transmit EXIF data so the camera records full lens information
  • Lightweight construction at 138 g adds minimal bulk to the kit
  • Detachable tripod foot supports longer lenses for steadier shooting

Specifications

No published specifications for this item yet.

Questions about this item

Should I choose this adapter for my EF or EF-S lenses?

The adapter fits both Canon EF and EF-S lenses, so you can use either mount on your L-mount camera body.

Does autofocus stay fast and accurate in real shooting?

Electronic communication keeps autofocus working for stills and video with compatible lenses, delivering quick and accurate focus.

What does the L-mount connection actually limit?

The adapter transmits EXIF data and aperture control, so the only limits are the lens’s own optical design and the camera’s native capabilities.

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