FNG0325 25 mm Dia. Absorptive Glass Neutral Density Filter 546nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 25 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
FNG0325 25 mm Dia. Absorptive Glass Neutral Density Filter 546nm
The FNG0325 is a 25 mm diameter Neutral Density Filter, specifically designed for use in optical systems that require a reduction in light intensity without altering the color composition. This filter is sourced from Knight Optical, a reputable vendor known for their high-quality optical components.
The filter features a circular shape, making it universally compatible with various optical systems. It is made from UVFS MAL-1965, a material that ensures durability and reliability. The filter's base shape is thin lens, which is beneficial for applications that require a compact optical design.
The FNG0325 has a wavelength of 546nm, which is typically used in applications that require a specific wavelength of light to be filtered. The filter's geometry includes a diameter of 25mm and a thickness of 2.3mm, providing a balance between compactness and sturdiness.
The filter is coated on both the front and back with KNI FNG03, a coating that enhances the filter's performance and longevity. This coating helps to reduce reflections and increase transmission, ensuring optimal performance in your optical system.