Optical Filters

OPTICAL FILTERS WHITE PAPERS AND CASE STUDIES

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Distortion In High Performance Reflectors
High-performance optical reflectors, introduce phase effects that cause spatial and temporal distortions. Understanding group delay, and polarization-dependent variations is crucial.  Continue Reading..
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Subsurface Damage
Optics inevitably have subsurface damage, affecting performance. Proper grinding and polishing can reduce this damage, but not eliminate it, impacting laser efficiency and system reliability.  Continue Reading..
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Fluorescent Protein Optical Imaging Considerations
Fluorescent proteins enhance microscopy but require careful selection of optical components, filters, and environmental conditions to minimize phototoxicity and improve imaging quality.  Continue Reading..
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Empowering Multiplex Polymerase Chain Reaction (PCR)
Semrock offers comprehensive support for developing multiplex PCR systems, providing optical filters, and rapid prototyping to ensure optimal performance and consistent quality in production.  Continue Reading..
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Using Optical Filters To Optimize Illumination In Fluorescence And Raman Systems
Semrock offers fluorescence filters for various light sources. They help optimize excitation and reduce background noise in fluorescence spectroscopy, photometry, and microscopy.  Continue Reading..
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Laser Resonator Modes
Laser resonators determine beam shape. They use mirrors to amplify light in a gain medium. Common types include plane parallel, concentric, confocal, and ring resonators.  Continue Reading..
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Sputtered Thin-Film Coatings
Learn about the advantages of sputtering over traditional optical filter manufacturing deposition methods and its impact on performance and production.  Continue Reading..

OPTICAL FILTERS PRODUCTS

ODiate Fluorescence Filter Sets are designed to meet the demanding requirements of fluorescence and microscopy applications.

SWIR filters, which transmit short-wave infrared light, reveal invisible details like overpainted scenes in paintings or bruises on fruit.

Explore new capabilities extend finished optics wavelength range from mid-UV to longwave infrared.

Semrock optical filters combine ion-beam-sputtering systems with our deposition control technology, unique predictive algorithms, and volume manufacturing for unsurpassed, standard-setting performance.

Precision XY Saw Cutting offers high-volume, small-part fabrication with tight tolerances, ideal for optical components requiring precise dimensions and low defects.

Edge Blackening is the application of a matte black paint to the edges of an optical filter to prevent stray light inside the filter from re-entering the light path outside the filter.

Transform your optical systems with Semrock filters - the brightest, most durable, and spectrally sophisticated filters in the market.

The Nanopede family includes fifty-one versatile, cost-effective filters covering the near UV and visible spectrum in 20 nm FWHM steps for Flight 1 and Flight 2, and 30 nm FWHM for NIR.

OPTICAL FILTERS NEWS

  • It’s almost show time with both Automate 2025 and the CLEO Conference just around the corner. Let’s take a look at two of the photonics industry’s most-anticipated shows.

  • Micro-optics is revolutionizing optical systems by enabling miniaturization, enhanced functionality, and improved performance in consumer electronics, automotive, biomedical technologies, and more.

  • Advances in optical technology, combined with changing launch cost dynamics, have pushed optical Earth observation to the forefront of wildfire detection, tracking, and management.

  • Laser filters selectively transmit, block, or manipulate laser wavelengths for applications like Raman spectroscopy, fluorescence microscopy, and laser scanning. Types include clean-up, edge, notch, and dichroic filters.

  • Edge optical filters selectively transmit or block specific wavelengths. They are essential in fluorescence imaging, Raman spectroscopy, and laser applications, with specialized tunable and dichroic beamsplitter variants.

  • Optical technologies are used in telecommunications, data storage, imaging and vision systems, medicine, industry, and electronics. They are also used to create and display art. Here’s how.

  • SPIE Photonics West 2025, scheduled for January 25–30 in San Francisco, offers numerous benefits for professionals in the optics and photonics industry. Here are 25 reasons to attend.

OPTICAL FILTERS VIDEOS

  • Ghost images in optical systems are faint reflections creating secondary images. Kristina Kaszei from Edmund Optics explains this phenomenon, distinct from supernatural images.

  • Optical filters control light wavelengths, enabling various applications. They are used to block, transmit, or modify light, and can be combined to create specialized filters.

  • Discover our latest tool: Custom Part Builder's real-time stock check for optical filters. Easily plan with availability info on every product page.

  • Unsure how Semrock optical filters will perform in your system's diverse optical settings? Discover MyLight — a tool revolutionizing filter design. Optimize your designs effortlessly with our tutorial.

  • Take an inside look at Abrisa Technologies' unwavering commitment to long-term partnerships, stability, and technical excellence with an approach that brings innovation and reliability together.

  • Collaboration holds the key to a successful future. With our IDEXology approach, we ensure that your ideas remain safe and protected while we collaborate to solve complex problems together.

  • At Photonics West 2024, Abrisa unveils innovative wide-angle anti-reflection coatings designed for lidar, imaging, and sensing applications.