834FDC50 50 x 50 mm Bandpass Dichroic Filter 850nm
- Type
- Filter
- Subtype
- Dichroic Filter
- Brand
- Knight Optical
Properties
- Shape
- Rectangular
- Cut Off Frequency
- 890 nm
- Cut On Frequency
- 808 nm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5098401349174286
- λ
- 850 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
834FDC50 50 x 50 mm Bandpass Dichroic Filter 850nm
The 834FDC50 is a high-quality dichroic filter, measuring 50 x 50 mm, designed for use in optical systems that require precise wavelength control. This filter is sourced from Knight Optical, a renowned vendor known for their extensive catalog of optical elements.
The filter is designed to pass wavelengths in the 850nm range, making it ideal for applications such as biomedical imaging, laser systems, and optical communication systems. The filter features a cut-on wavelength of 808nm and a cut-off wavelength of 890nm, ensuring a narrow and precise bandpass.
The 834FDC50 is made from N-BK7 Schott, a high-quality borosilicate glass known for its excellent optical properties. This material ensures high transmittance and low absorption, making it ideal for applications that require high optical performance.
The filter features a rectangular geometry, with a thickness of 0.7mm. This geometry, combined with the high-quality coating on both the front and back surfaces, ensures excellent durability and resistance to environmental factors.
The coating on the filter is KNI 834FDC-0, a proprietary coating developed by Knight Optical. This coating ensures high transmittance in the passband and low reflectance outside the passband, making it ideal for applications that require precise wavelength control.
