850DIR12 12.5 mm Dia. Broadband Interference Bandpass Filter 850nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- Cut Off Frequency
- 870 nm
- Cut On Frequency
- 830 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4524982859534705
- λ
- 850 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
850DIR12 12.5 mm Dia. Broadband Interference Bandpass Filter 850nm
The 850DIR12 is a high-quality bandpass filter, designed and manufactured by Knight Optical, a leading vendor in the optical industry. This filter, with a catalog number 850DIR12, is specifically engineered for use in broadband applications, featuring a center wavelength of 850nm.
The filter is circular in shape, with a diameter of 12.5mm and a thickness of 6.1mm, making it compatible with a wide range of optical systems. The base material for this filter is UVFS Mal-1965, a robust and reliable material known for its optical properties.
The 850DIR12 filter is coated with KNI 850DIR on both the front and back surfaces, providing excellent transmission characteristics and high blocking performance. The cut-on wavelength is 830nm, and the cut-off wavelength is 870nm, ensuring a narrow and precise passband.
The physical data of this filter, including the cut-on and cut-off wavelengths, are carefully controlled during the manufacturing process to ensure consistent performance. The filter's geometry and physical data make it an ideal choice for applications that require precise wavelength selection and high blocking performance.
This filter is currently in stock and available for immediate shipping. For more information, including technical specifications and pricing, please refer to the vendor's website using the provided weblink.