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390DIB12 12.5 mm Dia. Standard Interference Bandpass Filter 390nm

390DIB12 12.5 mm Dia. Standard Interference Bandpass Filter 390nm

Type
Filter
Subtype
Bandpass Filter
Brand
Knight Optical
Product webpage
Knight Optical products in the 3DOptix catalog

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.

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