87-834 25 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1550nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- Cut Off Frequency
- 1562.5 nm
- Cut On Frequency
- 1537.5 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4440236216729967
- λ
- 1550 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
87-834 25 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1550nm
The 87-834 is a Bandpass Filter, specifically designed for use in optical systems requiring a narrow bandwidth of 25nm centered around the wavelength of 1550nm. This filter, offered by Edmund Optics, is circular in shape with a diameter of 25mm and a thickness of 3.5mm, making it suitable for a wide range of applications.
The filter is hard coated with the EDM 87-822 coating on both the front and back surfaces, enhancing its durability and performance. The cut-on wavelength is 1537.5nm, and the cut-off wavelength is 1562.5nm, ensuring a tight passband around the desired wavelength.
The 87-834 filter is made from UVFS Mal-1965 material, a common choice for optical filters due to its excellent optical properties. The filter's geometry and physical data suggest that it is a thin lens, which can be beneficial in systems where space is a constraint.
According to the vendor's information, this item is in stock and available for immediate purchase. The item's web link is provided for further details and specifications. This filter is an excellent choice for those seeking a high-quality, reliable Bandpass Filter for their optical system.