Atlas 114-138mm Filter Holder

The Atlas Clamp-On Diopter Holder is engineered for versatility. Designed to attach 138mm round diopters or filters to lenses with a 114mm front diameter, this holder eliminates the need for a matte box. Its outer diameter of 143mm ensures compatibility with direct mounting to Arri and Bright Tangerine back plates.

Front angled view of the Atlas 138mm diopter holder with clamp screw
Rear view of the Atlas diopter holder and adjustment screws
Rear view of the Atlas diopter holder and adjustment screws
Kaleidoscope filter mounted on a cinema lens using an Atlas holder

Revar Cine

Atlas 138mm-114mm Clamp-On Diopter Holder

Sale price$199.00
SKU: TA-AL-114-138
Size:138mm-114mm Holder
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Description +

Mount standard 138mm round diopters directly onto lenses with a 114mm front diameter. The Atlas 138mm-114mm Clamp-On Diopter Holder delivers a secure, lightweight clamping solution for cinematographers who need quick close-focus optical adjustments without relying on full matte box assemblies.

Required for Revar Cine Wormhole, SineWave and Kaleidoscope filters.

Adapt to common lens fronts like 80mm and 95mm with adapter donuts sold separately by Arri or Bright Tangerine.

Constructed from anodized aluminum alloy, this holder features a non-scratching clamp mechanism that grips diopters firmly while protecting optical surfaces from damage on set.

Specs +
  • Lens Clamp Diameter: 114mm
  • Filter Format: 138mm Round Diopter
  • Adapt from 114mm to smaller sizes with Arri or Bright Tangerine Donuts
  • Front Matte Box Clamp Diameter: 143mm 
  • Material: Anodized Aluminum Alloy
  • Weight: 450 grams
  • Dimensions: 150mm x 120mm x 85mm
Key Features +
  • Direct Lens Mounting: Clamps securely onto cinema lenses with a 114mm outer front diameter.

  • 138mm Diopter Capacity: Holds standard 138mm round close-up diopters for instant macro and close-focus adjustments. Recommended for Revar Cine Kaleidoscope and Wormhole filters.
  • Precision Clamping Mechanism: Features adjustable tension control and a gentle contact design to prevent damage to filter glass.
  • Durable Aluminum Construction: Built from anodized aluminum alloy to maintain structural rigidity and resist wear in harsh shooting environments.
  • Lightweight Rig Integration: Weighs approximately 450 grams, minimizing front-heavy strain on camera rigs and gimbal setups.

 

Compatibility +

Filter Compatibility:

  • Revar Cine Kaleidoscope
  • Revar Cine Wormhole
  • Revar Cine SineWave
  • 138mm Diopters and filters from any brand

Lens Compatibility

114mm OD lenses:

  • All 114mm front outside diameter (OD) lenses

110mm front OD lenses:

  • Bright Tangerine B1250.1015

95mm front OD:

  • Bright Tangerine B1250.1016 

85mm front OD:

  • Bright Tangerine B1250.1074

80mm front lenses:

  • Bright Tangerine B1250.1018

Recommended Products

The Atlas Clamp-On Diopter Holder brings precision and versatility to your lens, securely attaching 138mm round diopters or filters to 114mm front lenses while working seamlessly with matte box adapter donuts from Arri, Bright Tangerine, and other brands—allowing step-down to smaller diameters, like 95mm, or any common lens size without compromising stability.

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Clamp 138mm diopters on your 114mm front lens.

Use 114mm to smaller size donuts from matte box manufacturer to adapter to smaller diameter lenses.

143mm front diameter for mounting directly on the back plate of common matte boxes.

All metal construction for durability.

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

Maximum compatibilitywith popular matte boxes from Arri, Bright Tangerine, Wooden Camera, Chrosziel and others.

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Frequently Asked Questions

You can use Arri, Bright Tangerine or other brand plastic insert donuts. Examples include a 114mm-95mm, 114mm-85mm and other sizes provided by matte box manufacturers.

This adapter is designed to clamp onto cinema lenses with a smooth front barrel with at least 17mm depth. You can also use it on screw-in lenses using a 114-82mm or similar threaded adapter from Bright Tangerine.