390DIB12 12.5 mm Dia. Standard Interference Bandpass Filter 390nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- Cut Off Frequency
- 395 nm
- Cut On Frequency
- 385 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4712521437439314
- λ
- 390 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
390DIB12 12.5 mm Dia. Standard Interference Bandpass Filter 390nm
The 390DIB12 is a 12.5 mm diameter Standard Interference Bandpass Filter, specifically designed to transmit light at a central wavelength of 390nm. Sourced from Knight Optical, a reputable vendor in the optical industry, this filter is a crucial component for various applications requiring precise wavelength selection.
The filter is made from UVFS Mal- 1965, a material known for its excellent optical properties. It features a circular base shape, with a thickness of 6.1mm, providing durability and stability. The filter's coating, KNI 390DIB, is applied on both the front and back surfaces, enhancing its performance and longevity.
The 390DIB12 has a cut-on wavelength of 385nm and a cut-off wavelength of 395nm, ensuring a narrow bandpass and high transmission at the desired wavelength. Its physical data, including these cut-off and cut-on wavelengths, are precisely controlled during manufacturing to ensure consistent performance.
This filter is designed in the shape of a thin lens, allowing for easy integration into various optical systems. It is currently in stock and available for immediate purchase through the vendor's website, as indicated by its weblink status.