Add a filter thread and a standard outer diameter to your lens using the Front Ring for Contax Zeiss 18mm Lens from Simmod. This dedicated ring with a knurled edge mounts on your lens using the three included set screws. It enables you to use 82mm threaded filters and 85mm-mount matte boxes or shades.

For Contax Zeiss 18mm f /4 Lens    Adds 82mm Filter Thread    85mm Outer Diameter    Works with 85mm Matte Box or Shade    Knurled Edge, Set Screw Mounting    May Vignette with Full-Frame Sensors

Related Questions and Answers

Q: 1. Can I apply both UV filter and circular polarize filter in this lens? Thanks

A: You cannot combine two filters on the ZEISS Batis 18 without causing vignetting in the corners.

Q: 2. Is this a full frame lens for the Sony a7sii?

A: Yes, the ZEISS Batis lenses cover a full-frame sensor and are compatible with any of the A7 or A9 cameras. More details about this lens can be read at the ZEISS website: a href= https://www.zeiss.com/camera-lenses/int/photography/products/batis-lenses/batis-2818.html target= _blank https://www.zeiss.com/camera-lenses/int/photography/products/batis-lenses/batis-2818.html/a

Q: 3. How many aperture blades does this 18-mm Batis have?

A: It has 9 aperture blades, razor sharp and fast auto focus.

Q: 4. continuous autofocus performance on A7iii?

A: The ZEISS Batis lenses are fully compatible with all of the features on the Sony A7 / A9 series cameras, including continuous AF.

Q: 5. is the lens shade included?

A: yes.

Q: 6. Does this lens feature image stabilization like the 85mm Batis does? Thanks!

A: This lens does not have image stabilization.

Q: 7. Hi, I bought this lens on may 7, when is going to be able to ship it?

A: I apologize, but this type of request cannot be taken care of through this feature of our website. Please contact our Customer Service department by entering Live Chat, emailing directly to cs@a href= http://bhphoto.com, target= _blank bhphoto.com,/a or calling us toll-free at 800.221.5743.

Q: 8. Would the auto focus feature work during video recording on crop sensors like the a6500 ?

A: The ZEISS Batis lenses are all native E mount (not adapted) and are compatible with all the camera features, including continuous AF and AF tracking.

Q: 9. Has anyone used Breakthrough Photography filters with this lens? Any vignetting or other issues?

A: This lens has a 77mm filter thread, you should be able to use a filter like B&H # BRX4ND377 without any issues.

Q: 10. can use it on a sony Alpha 6000?

A: Yes you can