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Intro to Optical Filters

Feb 8, 2024, 17:25 PM
There are many different types of optical filters, each with its own unique properties.
Title : Intro to Optical Filters
Subtitle : Explore the Fundamentals
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Button Label : Learn More
group of Semrock optical filters
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Enhanced Product Filtering

Optical filters can be searched by individual filters and by set. You will also still have access to the e-store left navigation filtering that you are used to from the historic semrock.com to search by wavelength, filter families, fluorophore, filter type, light source, laser wavelength, edge steepness, flatness, application, and more.

If you are a North American laboratory, university, or government agency, please consider placing your order directly with our distribution partner, AVR Optics. Visit AVR Optics

Individual Filters

Select your bandpass, edge filters, dichroics, and more by key fluorophores.

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Optical Filter Sets

Explore single-band and multi-band sets for popular applications and wavelengths.

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Shop by Fluorophore

Looking for a filter set to go with your fluorophore? Use the chart on this page to find which Semrock optical filter sets are compatible with popular fluorophores.

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Discontinued Semrock Optical Filter Products

Our products are regularly revised to improve performance. Find replacement products here.

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Select the elements of your fluorescence system and quickly calculate a relative signal brightness, autofluorescence level, and signal to noise ratio.

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Cubes / Holders

Find a cube designed to mount filters for your application.

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Optical System Design

Partner with our optical design and engineering experts to build a fully integrated system for your instrument.

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Illumination Solutions

Explore a wide range of laser and LED illumination light engines to meet your application needs from Next Generation Sequencing, Cytometry, Fluorescence Microscopy, and Spectroscopy in clinical and research environments.

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Custom Microscope Objective

Partner with our optical design and engineering experts to build a custom objective solution optimized for high-NA, wide field of view, and diffraction-limited resolution performance.

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CMOS and CCD Cameras

Looking to replace your CCD camera and achieve similar performance? Consider an IDEX Health & Science CMOS camera with higher resolution and throughput.

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Column Hardware

Explore our extensive line of HPLC and UHPLC column hardware optimized to enable selectivity, efficiency, and high-quality separation performance in your flow paths.

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Explore our broad portfolio of vacuum degassing assemblies to control bubbles in a wide range of system-fluids and flow-rates.

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Fluidic Connections

Explore our comprehensive line of tubing, connectors, fittings, and flow control devices that meet the increasingly demanding requirements of today’s high performance analytical fluidic systems.

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Integrate multiple fluidic components into a unified fluidic module.

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Explore our long-life precision dispense pumps designed for use in a range of clinical and laboratory instruments.

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Accurately monitor and control your pressure to achieve accurate instrument output and maximized system capabilities with our sensors.

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RI Detectors

Achieve high resolution and low dispersion detection with our RI detectors for HPLC applications.

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Explore manual valves for lower frequency use, rotary shear valves that meet the high duty cycle requirements of UHPLC, and more

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Fluidic Subsystems

Challenged with minimizing expensive reagent volumes while maintaining a cost effective, reliable platform? Partner with our fluidic design and engineering experts to manufacture subsystem solutions to mitigate risk to performance and minimize cost.

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Custom Fluidic Solutions

Enhancing reliability, preventing leakage, minimizing carryover, and enhancing usability. These are a few of the many advantages in partnering with us for custom fluidic solutions.

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Life Science Optics

Our IDEX Health & Science Center of Excellence in Rochester, New York is the home to our Life Science Optics division. Take a tour of our world class optical coating facility, with scaled-up sub-system manufacturing and expanded optical sub-system design capabilities.

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2023 Semrock Catalog

Our engineers and product management teams have collaborated to provide you with the Semrock Master Catalog from IDEX Health & Science. With proven results, we give you access to high-level engineering that will help make every photon count in your system.

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download 2023 semrock optical filters catalog

Optical Filters Videos

Below you will find educational webinars about choosing the best optical filter for your application, as well as, tutorials on how to you SearchLight, how to clean optical filters, and more.


MyLightâ„¢ Tutorial

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Custom Part Builder Tutorial

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Meet the Experts: Elizabeth Bernhardt

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Orientation of Filters

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IDEX Health & Science

IDEX Health & Science, LLC is the global leader in life science fluidics, microfluidics, and optics, offering a three-fold advantage to customers by bringing optofluidic paths to life with strategic partnerships, breakthrough solutions, and proven expertise. As one of the few companies in the world with component, sub-system, and application-level experts, IDEX Health & Science helps instrument developers solve the most demanding fluidic and optical challenges in a wide array of applications.

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