228FS25-12.5 12.5mm Dia. 228nm Bandpass Filter, HBW 25nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Andover Corporation
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- Cut Off Frequency
- 240.5 nm
- Cut On Frequency
- 215.5 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5217655675706196
- λ
- 228 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
228FS25-12.5 12.5mm Dia. 228nm Bandpass Filter, HBW 25nm
The 228FS25-12.5 is a Bandpass Filter offered by Andover Corporation, a renowned vendor in the optical industry. This filter, with a catalog number 228FS25-12.5, is specifically designed for use in the 193-299nm wavelength range.
The filter has a circular base shape with a diameter of 12.5mm, ensuring a wide area of coverage. It has a thickness of 3.5mm, providing stability and durability. The material used in this filter is UVFS Mal-1965, a choice that enhances its performance in the specified wavelength range.
The 228FS25-12.5 filter features a cut-on wavelength of 215.5nm and a cut-off wavelength of 240.5nm. The central wavelength (CWL) is 228nm, indicating its high-bandwidth (HBW) performance with a bandwidth of 25nm. This makes it an ideal choice for applications requiring narrow-band filtering in the specified wavelength range.
The filter is coated on both sides with And 228FS25, a coating that enhances its performance and durability. The shape of the filter is thin lens, further adding to its versatility and ease of use in various optical systems.
For more information and to check its availability, you can visit the vendor's website through the provided weblink: https://www.andovercorp.com/products/bandpass-filters/standard/193-299nm/. The link has been verified and is currently valid, indicating that the filter is in stock.
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