Educational Materials

Optical filters with good performance in the mid-UV are crucial for enabling important new instruments based on applications including biochemical absorption, fluorescence and spectroscopy, as well as for realizing the full potential of industrial applications in areas including UV sterilization, and semiconductor and electronics manufacturing. Learn More

Advances in filter technology enable improved multiphoton microscopy performance. Learn more about optical filters for multiphoton microscopy in this article for BioPhotonics. Learn More

The development of reliable “hard” coatings for complex optical filters was an important trend in the optical coatings industry. Discover why areas such as biotechnology and analytical instrumentation shifted towards hard-coated filters to benefit not only from their performance, but also from their lasting reliability and durability. Learn More

Based on ion-beam sputtering of hard oxide glass materials, the novel filters provide higher system brightness and sensitivity. Fluorescence microscopy is ideal for biological imaging because it reveals only objects of interest in an otherwise dark background, while permitting selective tagging. Learn more by exploring this journal article for BioPhotonics. Learn More

High laser-induced damage threshold (LIDT) optical coatings help enable the highest-peak-power lasers in existence. Learn More

The advent of lasers as fluorescence light sources imposes new constraints and demands on the optical filters required for optimal operation of these laser-based imaging systems. Learn More

Efforts are under way to enhance the superresolution not only laterally but also axially. Rather than having to develop and use specialized fluorophores, many researchers have demonstrated the advantages of using standard fluorophores, expanding the applicability of super-resolution techniques. Learn More

By using angle-tuned thin-film interference filters, optical engineers can capture nonstandard wavelengths during spectral imaging without compromising performance. Download this resource from OPN Optics & Photonics News now to learn more. Learn More

With high-performance optical filters being incorporated into cutting-edge detection systems, Raman spectroscopy is finding new applications in the life sciences. Learn more in this journal article from BioPhotonics. Learn More

When it comes to diagnostics, one of the most crucial – and often overlooked – components is the optical filter. But as manufacturing processes improve, optical filters of exceptional quality are being created, which not only deliver accurate results but also open up an entirely new avenue of application in wearable diagnostics. Learn More