Hot Sale Changchun Factory Wave Length 222nm new UV Glass Optical Filter

What is a optical bandpass filters used for?

Optical Glass Bandpass filter are optical filters that only let a selected range of frequencies through. Bandpass filters are used for many optical applications in telecommunications, satellite communications and data transfer for light modulation.

VY Optics Narrow Bandpass Filter 222nm

Video of Customized 222nm Opticsl Filter

Specifications of VY HB610 Glass

VY Optoelectronics Co.,Ltd. can supply a full range of filter

They are short pass Filter, long pass Filter, band pass Filter, ultraviolet Filter, infrared Filter, heat absorbing Filter, and color temperature conversion filters.

Detailed video of the production process

People also ask

• Is bandpass filter better than low pass filter?
  Unlike the low pass filter which only pass signals of a low frequency range or the high pass filter which pass signals of a higher frequency range, a Band Pass Filters passes signals within
  a certain “band” or “spread” of frequencies without distorting the input signal or introducing extra noise.
• What is bandpass vs notch filter?
  The main difference between a bandpass filter and notch filter is that bandpass filter allows signals within a particular frequency range to pass and a notch filter will filter those signals out in that one frequency range.
• What is the difference between bandpass filter and low pass filter?
  A bandpass filter allows signals between two specific frequencies to pass, but that discriminates against signals at certain frequencies. A low pass filter is a filter that passes signals with a frequency lower than a certain cutoff frequency and minimizes signals with frequencies higher than the cutoff.
• What does an optical filter do?
  Optical filters are passive optical devices that consist of specialized optical coatings applied onto a substrate. The coatings modify the refractive index of the substrate, enabling them to reflect, transmit, or absorb incoming light depending on its wavelength.

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