LA-CEF-NAF - Lens Adapter Vello - Free user manual and instructions

Product Type	Lens Adapter
Brand	Vello
Model	LA-CEF-NAF
Compatibility (Lens)	Canon EF/EF-S mount lenses
Compatibility (Camera)	Nikon F mount cameras (DSLR, mirrorless with adapter)
Construction Material	Metal alloy with brass mount
Dimensions (Diameter)	Approx. 2.9 inches (74 mm)
Dimensions (Length)	Approx. 0.8 inches (20 mm)
Weight	Approx. 2.1 oz (60 g)
Aperture Control	Manual aperture ring on adapter (for Canon EF lenses without aperture ring)
Autofocus	Not supported (manual focus only)
Electronic Contacts	No electronic pass-through (no EXIF, no aperture communication)
Infinity Focus	Yes, precise adjustment via set screw
Mount Lock	Secure locking mechanism with release button
Cleaning	Use a soft brush or blower to remove dust; wipe with a microfiber cloth
Safety Warning	Avoid dropping; do not force mount; keep away from moisture
Repair / Spare Parts	Contact Vello support for replacement parts; not user-serviceable
Warranty	1-year limited warranty

Frequently Asked Questions - LA-CEF-NAF Vello

Is the Vello LA-CEF-NAF lens adapter compatible with all Canon EF lenses?

Yes, this adapter is designed for Canon EF and EF-S lenses. However, some lenses with protruding rear elements may not fit. Check lens compatibility before mounting.

Does this adapter support autofocus?

No, the LA-CEF-NAF is a fully manual adapter. There are no electronic contacts, so autofocus and electronic aperture control are not supported. You must focus manually.

Can I control the aperture from the camera body?

No, since there are no electronic contacts, you cannot control the aperture from the Nikon camera. Some Canon EF lenses have an aperture ring; if not, the adapter includes a manual aperture ring to stop down the lens.

Will the image quality be affected?

This adapter does not contain glass elements, so it does not affect optical quality. Image quality depends solely on the lens and camera.

Can I use this adapter with Nikon mirrorless cameras?

Yes, if you add a Nikon F to mirrorless adapter, or if the mirrorless camera has a native Nikon F mount (rare). It is primarily for Nikon F DSLRs.

How do I mount the adapter?

First attach the adapter to the lens (align red dot on adapter with red dot on Canon lens), then mount the adapter onto the Nikon camera body (align with mounting index). Twist until it locks. Use the release button to detach.

Does the adapter have a tripod mount?

No, the LA-CEF-NAF does not include a tripod collar. For heavy lenses, consider using a lens support or a separate tripod adapter.

What is the adapter made of?

The adapter is constructed from a metal alloy with a brass mount for durability and smooth rotation. It is lightweight yet sturdy.

How do I clean the adapter?

Use a soft brush or air blower to remove dust from the mount surfaces. For fingerprints, gently wipe with a microfiber cloth. Avoid liquid cleaners.

Does the LA-CEF-NAF maintain infinity focus?

Yes, the adapter is designed to maintain infinity focus. If needed, you can adjust it using the small set screw on the adapter.

USER MANUAL LA-CEF-NAF Vello

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LENS ADAPTER MANUAL

LA-CEF-NAF

INTRODUCTION

Thank you for choosing a Vello Lens Adapter. Vello Lens Adapters allow you to use lenses from manufacturers other than the maker of your camera body. For example, you can pair Nikon ^ lenses with a Canon ^ camera. Or, with a Vello T-mount Adapter you can mount your camera to a telescope. Vello Lens Adapters are manufactured to fit securely to the lens but not so tightly that they are difficult to remove. Please follow the instructions below to mount and remove your Vello Lens Adapter.

Although the lens will fit physically, automatic diaphragm (AE metering), and other functions dependent on communication between the camera body and lens, will be disrupted by a lens adapter. You will need to set exposures manually or meter in aperture priority (stop-down) mode. If the lens does not have a manual aperture collar, the aperture will be stopped to its smallest f/stop. Focusing to infinity is retained.

WARRANTY: Vello provides a limited warranty that this product is free from defects in materials and workmanship to the original purchaser under normal use for a period of one (1) year from the original purchase date. Vello's responsibility with respect to this limited warranty shall be limited solely to repair or replacement, at its option, of any product which fails during normal consumer use. This warranty does not extend to damage or failure which results from misuse, neglect, accident, alteration, abuse, improper installation or maintenance. EXCEPT AS PROVIDED HEREIN, VELLO MAKES NEITHER ANY EXPRESS WARRANTIES NOR ANY IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. To obtain a replacement during the time of this warranty please return the defective item with proof of purchase along with an RMA number to the place of purchase. This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.

All images are for illustrative purposes only.

www.vellogear.com

© Copyright 2011 Vello

TO MOUNT THE LENS ADAPTER

1. With the lens on a stable surface, align the adapter with the lens.

1. Turn the adapter counterclockwise until the locking pin clicks.

Close-up of a Canon DSLR camera with visible lens and adjustment knobs (no text or symbols on the device itself)

1. Line up the alignment dot on the adapter with the alignment dot on the camera.

1. Rotate the lens/adapter assembly clockwise until it clicks.

TO REMOVE THE LENS ADAPTER

If you prefer, you can leave lens adapters attached to your lenses.

1. Press the lens release on the camera.

Close-up of a Canon DSLR camera with visible lens and control buttons, no readable text or symbols beyond brand name and 'EOS' branding.

1. Rotate the lens counter-clockwise to release and remove.

Close-up of a black AF NIKOK camera lens with adjustment knob and orange arrow indicating force (no text or symbols on the lens itself)

1. Place the lens on a stable surface. Fully press and hold the release pin on the adapter.

Close-up of a black DSLR camera lens with a hand adjusting the lens (no visible text or symbols)

1. Rotate the adapter clockwise to release.