The Calumet filter is a variable ND filter that adjusts exposure across a range from ND2 to ND400, equivalent to a light reduction of 1 to 9 stops. It is suitable for landscape and architectural photography and features Correct Colour technology.
It is made from Japanese AGC glass, with a hardness rating of 6H and 28 layers of coatings. The double thread allows you to use two filters or other accessories, and a protective case is included.
- Filter type: Variable ND
- Diameter: 72 mm
- Density range: ND2 to ND400
- Light reduction: 1 to 9 stops
- Technology: Correct Colour
- Material: Japanese AGC glass
- Hardness: 6H
- Filter thickness: 7.4 mm
- Coating layers: 28
- Coatings: Hydrophobic, oleophobic, scratch-resistant and anti-reflective
- Thread: Double
- Package contents: Protective case
- Diameter
- 72 mm
- Packaging
- Piece
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.