Notch Rejection Filters

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Reference number: CHR-Notch

Precise notch filters for use in microscopy, Raman spectroscopy, imaging and much more.

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Our Team

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Optics & Optomechanics Team
Phone: +49 8153 405-11

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Machine Vision Team
Phone: +49 8153 405-11

Description

A notch rejection filter, also known simply as a notch filter, is designed to block a specific range of wavelengths while allowing all other wavelengths to pass through. This type of filter is particularly useful in applications where it is necessary to eliminate unwanted spectral lines or frequencies, such as in laser applications or optical communication systems. By precisely targeting and attenuating specific wavelengths, notch filters help improve the clarity and quality of the overall spectral output.

Chroma Technology’s filters are precision-engineered for high-performance in fluorescence microscopy, Raman spectroscopy, imaging applications and many more. Ensure precision and efficiency in your scientific instrumentation with reliable optical filters.

Key Features:

  • The durable coatings are designed to withstand environmental challenges like humidity and temperature fluctuations. Most filters are sputtered with hard-coated thin films
  • Available in standard and custom sizes for diverse application requirements.
  • Unmounted or mounted in aluminum ring

Applications:

  • Astronomy
  • Colorimetry
  • Fluorescence Microscopy
  • Raman Spectroscopy
  • Machine Vision
  • SWIR
  • And many more

Let us know what you are looking for, and our experts will help you choose the best solution!

 

Filter ID Central Wavelength [nm]
ZET457NF 457
ZET473NF 473
ZET488NF 488
ZET532NF 532
ZET561NF 561
ZET635NF 635
ZET642NF 642
ZET647NF 647
ZET685NF 685
ZET785NF 785
ZET488TopNotch™ 488
ZET514TopNotch™ 514
ZET532TopNotch™ 532
ZET561TopNotch™ 561
ZET594TopNotch™ 594
ZET633TopNotch™ 633
ZET642TopNotch™ 642
ZET785TopNotch™ 785