The Cokin 58-55mm Step-Down Ring permits the use of 55mm threaded filters on a 58mm threaded lens. It features a lightweight, aluminum-alloy construction that has a corrosion-resistant, anodized finish for durability.

Use 55mm Filters on 58mm Lens    Anodized Aluminum Construction

Related Questions and Answers

Q: 1. Is the difference between the activ10 & 10T that the 10T is easier to mount but the 10 has better counterbalance? Anything else?

A: The only difference between the Sachtler aktiv10T Touch & Go Fluid Head with SpeedLevel & 7-Step Drag (100mm) and the Sachtler aktiv10 Sideload Fluid Head with SpeedLevel & 7-Step Drag for Sachtler Tripods (100mm) is the different camera plate systems. The aktiv10T has Sachtler's Touch & Go quick release system while the aktiv 10 has a Sideload quick release system.

Q: 2. Can this be mounted to a Gitzo 75mm bowl adapter on a Gitzo 5 series tripod?

A: Yes, the Aktiv8 head should mount just fine with either the Gitzo 75mm bowl or with a Sachtler Adapter for 75mm aktiv Head to Slider: SAS20800003, to mount it directly to a 1/4" threaded screw base.

Q: 3. Will this work with the Manfrotto Carbon Fiber Twin Leg Video Tripod Legs with Ground Spreader (100/75mm Bowl)?

A: The Sachtler aktiv10 Sideload Fluid Head with SpeedLevel & 7-Step Drag for Sachtler Tripods ((100mm) can clamp onto any 100mm bowl tripod.

Q: 4. What is the overall weight of this 10T tripod system? It looks almost too light.

A: The Sachtler aktiv10T Touch & Go Fluid Head is just the head. No tripod included. The head weight is - Weight 6.6 lb / 3 kg

Q: 5. Can this be used with manfrotto legs? Will any functionality be lost?

A: no, currently it is only compatible with Sachtler legs. Sachtler is developing accessories in order to make aktiv compatible with other tripods as well.

Q: 6. Hi, does tis have or need a spreader?

A: The Sachtler aktiv10T Touch & Go Fluid Head with SpeedLevel & 7-Step Drag (100mm) is just the head and does not come with a Tripod or Spreader. A complete kit with the head and spreader would be https://bhpho.to/3L1RpIR

Q: 7. I have a Sony A7 with the FE 28-70MM lens that came with the camera package. Although it's an ok lens I'm looking for a prime lens that would produce even better pictures. Is this 55mm lens my best option for a prime lens? It seems to have very good reviews but want to make sure it's my best option on the A7 before spending $1000. Thanks!

A: The Sony Sonnar T* FE 55mm f/1.8 is an excellent lens and is tack sharp. This will be a fantastic prime standard lens for the Sony A7.

Q: 8. Can you mount the Aktiv 10 to mitchell mount, other than the Dana Dolly?

A: Yes, using the Matthews Mitchell Mount to 100mm Bowl Adapter you can adapt the 100mm bowl adapter to the Mitchell Mount.

Q: 9. Why no OSS on this lens?

A: There is no stabilization in this lens because the stabilization would be in the camera like in the Sony A7.

Q: 10. Do they sell a sachtler adapter stud aktiv head to slider for 100mm or will the 75mm version do the same thing?

A: There will be a 100 mm version, it will be launched soon. The 75 mm does not work with aktiv10.