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ND9eu Diopter Clamp

The ND9eu Clamp Holder is a lightweight, 3D-printed solution designed for fast, secure mounting of 138mm filters directly to the lens. Featuring multiple integrated clamp diameters from 80mm to 136mm, it adapts quickly to a wide range of lenses without additional hardware.

Built to support 138mm filters up to +3 diopters, the clamp holder allows rapid changes between diopter strengths or lenses with minimal effort. Ideal for fast-paced productions, it reduces downtime and keeps focus workflow moving—saving valuable time on set without sacrificing reliability.

ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine
ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine
ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine
ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine
ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine
ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine
ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine
ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine

Revar Cine

ND9eu 138mm Diopter Clamp Holder (3D Printed)

Sale price$249.00
SKU: ND9EU-138V1
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ND9eu 138mm Diopter Clamp Holder (3D Printed) - Revar Cine

Printed —

3D printed nylon allows for the complex design with multiple adapter rings and mechanisms that would cost several time more if made from all metal.

Designed to support a wide range of optical tools—including +0.25 to +3 diopters, polarizers, and Revar Cine special-effects filters such as SineWave, Wormhole, and Kaleidoscope—the holder accommodates creative filters that often do not fit within standard matte box systems.

An oversized, knurled clamp dial allows precise tension control, while the integrated mounting lip and secure latch ensure filters remain firmly seated during operation. By eliminating the need for a traditional matte box, the ND9eu Clamp Holder enables faster lens and filter changes with less handling—making it an efficient, compact solution for fast-moving, production-ready workflows.

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3D Printed with thoughtful design from experienced professionals.

Nine clamp rings from 136mm to 80mm.

Quick lens changes are possible by quickly turning the clamp and sliding off the lens.

Fast filter changes to go from a +0.25 up to +3 in seconds.

Extra large 138mm filter allows for use of wide angle lenses for maximum compatibility.

Maximum compatibility with popular lens diameters from Cooke, TLS, Arri and many other brands.

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Frequently Asked Questions

This holder has a series of press fit rings in common lens front diameters for clamping. It is not compatible with threaded lenses. Included sizes are 136/125/120/114/110/104/100/95/80mm

We have tested this clamp extensively. We find it is secure within the limits of any other accessory. You must be sure it is full seated on the lens and use care when switching filters or lenses.