FNU0513 12.5 mm Dia. Metallic Neutral Density Filter 546nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4600813135725972
- λ
- 546 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
FNU0513 12.5 mm Dia. Metallic Neutral Density Filter 546nm
The FNU0513 is a Neutral Density Filter with a diameter of 12.5 mm, sourced from Knight Optical. This filter is designed to reduce the intensity of light without altering its color, making it ideal for applications where light intensity needs to be managed.
The filter is made from UVFS MAL-1965, a material known for its durability and optical clarity. It has a thickness of 2 mm, providing structural stability while maintaining minimal optical distortion. The circular shape of the filter allows for easy integration into various optical systems.
The FNU0513 features a front and back coating of KNI FNU05, which enhances its performance and longevity. This coating helps to prevent scratching and other forms of damage, ensuring the filter maintains its optical properties over time.
The filter is designed to work with a wavelength of 546nm, making it suitable for applications that require light filtration at this specific wavelength. It is currently in stock and available for immediate purchase through the Knight Optical website.
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