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.