VILTROX EF-L Auto Focus Adapter Ring – Canon EF/EF-S Lens to L-Mount (Leica, Panasonic, Sigma)

Package Contents

• 1× Adapter Ring (EF-L)

• 1× Front Cap and Rear Cap (lens protection caps)

• 1× Hex Wrench (for installation adjustments)

• 1× User Manual / Instruction Manual (operation guide)

• 1× Warranty Card (product warranty information)

️ Product Overview

The VILTROX EF-L Auto Focus Adapter Ring is engineered to bridge Canon EF/EF‑S lenses with L‑Mount mirrorless bodies from Leica, Panasonic, and Sigma. Its automatic focus system maintains responsive performance, so you can capture stills and video with precision even when switching lens mounts.

Key Features:

• Seamless Mounting – Securely attaches Canon EF/EF‑S lenses to L‑Mount cameras.

• Autofocus Support – Enables fast, accurate focusing without manual intervention.

• Future-Proof Firmware – Type‑C connector allows easy firmware upgrades via computer.

• Compact & Lightweight – Small footprint (72 × 82 × 30 mm) and light weight (~138 g) make it portable and unobtrusive on your rig.

• Durable Build – Precision metal construction ensures stability and longevity.

Technical Specifications

• Model: EF-L

• Lens Mount: Canon EF / EF‑S

• Camera Mount: L‑Mount (Leica, Panasonic, Sigma)

• Focus Mode: Auto Focus

• Firmware Upgrade Interface: Type‑C

• Dimensions: 72 × 82 × 30 mm

• Weight: ~138 g

Usage & Setup Tips

1. Attach Lens – Align Canon EF/EF‑S lens with adapter bayonet, rotate until locked.

1. Mount to Camera – Insert adapter-lens combo into L‑Mount camera body and twist to lock.

1. Check Autofocus – Power on camera and test focus in both photo and video modes.

1. Firmware Updates – Connect Type‑C port to computer using appropriate cable and follow VILTROX update instructions.

1. Lens Caps – Use included front and rear caps for storage and transport to protect optics and mount contacts.

1. Maintenance – Keep mount contacts clean; avoid exposure to dust and moisture for optimal performance.

️ Important Notes

• Compatibility Check – Confirm that your specific Canon EF/EF‑S lens functions properly with autofocus on L‑Mount cameras via this adapter.

• Firmware – Periodically check VILTROX official website for firmware updates to improve compatibility and performance.

• Third‑Party Lenses – Performance may vary with non‑Canon lenses; testing is recommended.