This FotodioX Pro Lens Mount Adapter allows a Bronica ETR-mount lens to be used on a Canon EF or EF-S mount camera. It is designed to support focusing to infinity, is constructed from brass as well as aluminum-alloy, and utilizes a brass lens mounting ring to provide a durable, yet lightweight camera-to-lens connection.

A Generation v10 chip built into the adapter enables focus confirmation within a Canon EF or EF-S mount camera when used with a Bronica ETR-mount lens. This feature allows focus to be quickly and accurately achieved through a compatible camera's viewfinder or live view feature.

Bronica ETR Lens to EF/EF-S Body    Enables In-Camera Focus Confirmation    Supports Focusing to Infinity    Brass and Aluminum-Alloy Construction    Brass Lens Mounting Ring    Locking Mechanism to Secure Lens    Push-Button Lens Release

• Allows a Bronica ETR-mount lens to be used on a Canon EF or EF-S mount camera
• Built-in Generation v10 chip enables in-camera focus confirmation
• Attached lens can focus to infinity
• Constructed from brass and aluminum-alloy
• Utilizes a brass lens mounting ring to provide a lightweight camera-to-lens connection with enhanced durability
• Locking mechanism for secure attachment of lens with push-button release

Related Questions and Answers

Q: 1. Does this have to be programmed for the lens it is being used on?

A: No this does not have to be programmed for the lenses it is going to be used with.

Q: 2. Compatibility with EF Lenses/Full Frame Camera Bodies?

A: This adapter is only compatible with APS-C bodies.

Q: 3. Is it safe to use on a Blackmagic 6K G2? Does it give the ability to autofocus by touching the object on screen? or just manual?

A: The FotodioX Pro Lens Mount Adapter with Generation v10 Focus Confirmation Chip for Nikon F-Mount Lens to Canon EF or EF-S Mount Camera can be used on the Blackmagic Design Pocket Cinema Camera 6K G2. This is a manual adapter that does not provide any autofocus.

Q: 4. Would the auto focus work when used w Canon 6D Mark II and the Sony Planar T* 50mm f/1.4 ZA SSM Lens?

A: I'm sorry, no, this is a manual focus converter only. The focus confirmation chip is for when manually focusing, a light comes on and tells you when its in focus.

Q: 5. What does the Focus Confirmation Chip exactly do? How does it help focusing?

A: FotodioX Pro Lens Mount Adapter with Generation v10 Focus Confirmation Chip for Nikon F-Mount Lens to Canon EF or EF-S Mount Camera has a focus confirmation chip that when you have successfully focused the lens manually and you press the shutter button half way the focus point will light up and will also beep. If the focus point does not light up and does not beep when you press the shutter button half way it means the lens is not properly manually focused.

Q: 6. Does the 1.4 lens means that the converter crops a lens to 1.4? So a 28mm becomes a 40mm approximately? Or is the intenral 1.4 lens just for focusing?

A: Yes, the 1.4x is a crop factor.

Q: 7. A mount adapter EF EOS adapter is required?

A: If you are using Nikon F-Mount Lenses to a Canon EF or EF-S Mount Camera, then yes.

Q: 8. If the 1.4x correction lens is removed, can it be used on a bellows for either macro focusing, or to attach to a slide duplicator? Mainly I want to copy slides and don't care if it focuses to infinity.

A: The FotodioX Pro Lens Mount Adapter with Generation v10 Focus Confirmation Chip for Canon FD-Mount Lens to Canon EF or EF-S Mount Camera is only designed for mounting a Canon FD lens to a Canon EF or EF-S camera. Removing the optic won't make it useful for macro focusing or slide copying.

Q: 9. Would this work with a canon 1ds mark II?

A: Yes, the FotodioX Pro Lens Mount Adapter listed above would be compatible for use with the Canon EOS 1DS Mark II DSLR camera. Do note that this is a manual adapter, so lens functions that rely on electronic communication with the camera body (autofocus, AE metering, image stabilization, etc.) will be disrupted. However, as the adapter does contain a Generation v10 Focus Confirmation Chip, you will be able to confirm focus with a green dot in the viewfinder and an (optional) audible beep.

Q: 10. Do you lose a stop of light with this adapter like you would a telephoto converter?

A: It has a slight loss of two-thirds of a stop.