87-831 25 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1400nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- Cut Off Frequency
- 1412.5 nm
- Cut On Frequency
- 1387.5 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4457794402476594
- λ
- 1400 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
87-831 25 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1400nm
The 87-831 25 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter is a high-quality optical component sourced from Edmund Optics. This filter is designed with a center wavelength of 1400nm and a 25nm bandpass, making it ideal for applications that require narrowband transmission.
The filter features a circular shape with a diameter of 25mm and a thickness of 3.5mm, providing excellent optical performance and durability. It is made from UVFS Mal-1965 material, ensuring high-quality transmission and minimal optical loss.
The 87-831 filter is hard coated on both the front and back surfaces with EDM 87-819 coating. This coating enhances the filter's durability and resistance to environmental factors, ensuring long-lasting performance and reliability.
The physical data of the filter includes a cut-on wavelength of 1387.5nm and a cut-off wavelength of 1412.5nm, with a central wavelength of 1400nm. This precise control over the wavelength range makes the filter ideal for applications that require precise optical filtering.
In terms of geometry, the filter has a diameter of 25mm and a thickness of 3.5mm, providing excellent optical performance and durability. The filter's thin lens shape ensures easy integration into optical systems.