Use this ARRI Pre-Marked Focus Ring to save time when focus-mapping your lens with a WCU-4 or UMC-4 control hand unit. Pre-marked from a close-focus of 3'6" 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. How does this compare to the Fujifilm adapter? What would be the 35mm equivalent of a 50mm noctilux-M

A: The Voigtlander VM-X Close Focus Adapter II for FUJIFILM X and the FUJIFILM M Mount Adapter for X-Mount Cameras are excellent adapters. The FUJIFILM adapter does not have the helicoid element that enables close focus. The Leica Noctilux-M 50mm Lens will have an angle of view of a 75mm lens on a FUJIFILM X camera.

Q: 2. What’s the diameter of the hole?

A: Outer diameter 5 5/8” Inner diameter 4 7/8".

Q: 3. Does the infinity lock mechanism work better than the original Voigtlander Close Focus Adapter?

A: Yes, the Voigtlander VM-E Close Focus Adapter II for Sony E's infinity lock has been improved upon from it's origional iteration on the Voigtlander VM-Z Close Focus Adapter (BH #VOVMZ).

Q: 4. It reads the item is 12" long, does it only make one ring or can you make more?

A: This is 12" long, which is enough for a 4" diameter lens size. This really is only for a single lens.

Q: 5. 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.

Q: 6. 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: 7. Will this fit a Tokina 11-16mm AT-X Pro DX II EF lens?

A: We would recommend the slightly wider version 75-77mm as shown here https://bhpho.to/3mQ3pjC

Q: 8. Is it long enough for Nikon 58mm 0.95 Noct?

A: The CINEGEARS Customizable Geared Focus Ring (B&H# CI1401), in its official sizing, is 0.02 of an inch too small for the Nikon NIKKOR Z 58mm f/0.95 S Noct Lens (B&H# NIZ5895). However, given how close that is, you may be able to get it to fit, especially if the ring is placed in very hot (but not boiling) water for a few seconds prior to useage. However, as an alternative, the Tilta DSLR Lens Follow Focus Adapter (B&H# TIFRT03) will fit the Noct: https://bhpho.to/3W0Ka8l

Q: 9. Why is it labeled photo electric?

A: That is just branding. 7artisans has a whole lineup of all manual lenses called Photoelectric. Same goes with this adapter. It is just a brand name. It does not describe the product.

Q: 10. Does this have electronic connections for sending exif data to camera and allowing focus traps?

A: The Voigtlander VM-Z Close Focus Adapter does not have electronic contacts to allow communication between the Leica M lenses to Nikon Z cameras.