FSQ-OD20 50.8 x 50.8 mm Absorptive Neutral Density Filter 400-900nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- MKS/Newport
Properties
- Shape
- Rectangular
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.458448271212196
- λ
- 588 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
FSQ-OD20 50.8 x 50.8 mm Absorptive Neutral Density Filter 400-900nm
The FSQ-OD20 is a high-quality Neutral Density Filter, measuring 50.8 x 50.8 mm, manufactured by MKS/Newport. This filter is designed to provide a consistent and uniform attenuation of light across the entire visible spectrum, from 400 to 900nm, making it ideal for a wide range of optical applications.
The filter features a rectangular base shape and is constructed from UVFS Mal-1965 material, ensuring durability and reliability. It boasts a thickness of 3mm, providing excellent structural integrity. The front and back of the filter are coated with the New OD20 coating, which is specifically designed to maintain the neutrality of the transmitted light.
The FSQ-OD20 filter is designed in a Thin Lens shape, which can be beneficial in certain optical setups. The catalog number for this filter is FSQ-OD20, and it can be found on the MKS/Newport website, where it is currently in stock.
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