Use this ARRI Focus Ring WCU-4 UMC-4 20" Close-Focus Markto save time when focus-mapping your lens with a WCU-4 or UMC-4 control hand unit. Pre-marked from a close-focus of 20" to infinity, a non-permanent marker may be used to apply additional, temporary focus marks.

Fits WCU-4 or UMC-4 Knob    Pre-Marked Focus Distances    Marked 8" Close-Focus to Infinity

Related Questions and Answers

Q: 1. Does the electronic viewfinder work with this adapter? What focusing aids work?

A: Thankfully, the EVF will not be affected by the use of adapters and manual-only lenses. The usual manual focusing aids, such as magnification and focus peaking (aids that do not use lens information) will all functional normally.

Q: 2. Does this have electrical connections to give info to the camera about focal length, aperture etc?

A: No, the Voigtlander VM-Z Close Focus Adapter does not have electronic contacts. You will need to change the aperture directly on the lens.

Q: 3. It's compatible with the Fujifilm X100V lens?

A: No, the 7artisans photoelectric lens focus ring tab is more suitable for interchangeable lens.

Q: 4. What is the minimum focus distance with this adapter and Voigtlander nokton 50mm f1.0 aspherical?

A: The manufacture does not list the focus distance change with the 7artisans Photoelectric Close Focus Adapter for Leica M Lens to Sony E Camera. But from other customers with lenses like the Voigtlander nokton 50mm f1.0 aspherical it should be able to focus somewhere around 15 inches or so.

Q: 5. Will this fit on the Redrock Micro Deluxe Matte Box?

A: Yes. B&H # (this item) ARK2.47190.0 will fit in a Redrock Micro Deluxe Matte Box the Matte Box has a maximum lens opening of 142 mm. https://www.bhphotovideo.com/bnh/controller/home?O=productlist.jsp&A=details&Q=&sku=672413&is=REG&fromDisList=y

Q: 6. Will this fit TTArtisan's 25mm f/2 lens?

A: Yes, the 7artisans Photoelectric Lens Focus Ring Tab (Black) can fit onto the TT Artisan 25mm f/2.

Q: 7. Does this adapter still allow for the full focusing range from close focus to infinity?

A: Yes, the Voigtlander VM-Z Close Focus Adapter would allow a Nikon Z mount lens to focus to infinity.

Q: 8. I see some reviews here mentioning that the adapter won't mount correctly on different cameras. Can you confirm if it'll mount correctly on a Panasonic S5 or not?

A: 7artisans Photoelectric Close Focus Adapter for Leica M Lens to Leica L Camera is fully compatible with Panasonic Lumix S5 Mirrorless Camera. The adapter is compatible with all Leica L mount cameras including Leica SL. The click sound when the adapter is mount on Leica cameras is not as loud and clear as in Lumix. We recommend attaching the lens to the adapter and mounting both to the camera. This method will allow you to get a better grip of your lens when attaching them to the camera.

Q: 9. Is this compatible with the pre-ASPH Leica Summilux 35mm M mount lens?

A: Yes, the Voigtlander VM-X Close Focus Adapter II for FUJIFILM X will allow the Leica Summilux-M 35mm lenses to mount on a Fujifilm X-mount camera.

Q: 10. Are these compatible with the Arri SXU-1 (Single Axis Unit)?

A: Yes it is. This can be used with B&H # ARSXU1 as well.