50mm Diameter, Optical Cast Plastic IR Longpass Filter

Don't let your optical filter performance be negatively impacted by the AOI and CHA of your light source.

Optical Engineer Andrew Fisher explains how you can see the "invisible" light, or infrared light, from your own TV remote.

Meniscus lenses offer superior performance compared to plano convex lenses in IR applications. Find out the benefits of using a meniscus lens at Edmund Optics.

Using an Infrared Application? Discover the importance of choosing the right material and comparisons of each at Edmund Optics.

Do stock filters not meet your bandwidth or CWL requirements? Learn how custom bandpass filters are created using short or longpass filters at Edmund Optics.

Optical Filters are used to selectively transmit or block certain wavelengths or wavelength ranges within optical systems.

Confused about the differences between traditional-coated and hard-coated optical filters?

UV grade fused silica is ideal for UV and visible applications, but IR grade fused silica has better transmission in the IR due to a lack of OH- impurities.

對短波紅外線 (SWIR) 有疑問嗎？在愛特蒙特光學查找定義、應用用途和範例。

Are you trying to gauge depth of field in your imaging system? Take a closer look at this article on depth of field calculations at Edmund Optics.

Hyperspectral and multispectral imaging are imaging technologies that capture information from a broader portion of the electromagnetic spectrum.

New optical filters are being developed due to the advancements in applications and technologies. Learn more about the future of filters at Edmund Optics.

想了解更多關於螢光顯微鏡用螢光濾光片的資訊嗎？在愛特蒙特光學了解更多資訊和庫存光學濾光片。

Do you want to learn about optical filters? Find terminology, fabrication techniques, a selection guide, and application examples at Edmund Optics.

在使用機器視覺時，可以使用不同類型的濾波器來改變影像。了解愛特蒙特光學的不同類型。

Polarizers are used in a wide range of imaging and research and development applications.

Nick Sischka explains why color consideration and illumination are so important for machine vision in this hands-on demonstration from the Edmund Optics 2021 Imaging Innovation Summit.

螢光成像系統由三個主要組件組成：照明源、光激活螢光團樣品和偵測器。

Confocal microscopy provides high resolution, elimination of out-of-focus glare due to spatial filtering, and reduction of light-induced damage to the sample.

Wondering how fluorescence microscopy works? Find out about the technique, systems, and more at Edmund Optics.

Raman spectroscopy is a technique used to identify the chemical composition of samples based on how light scatters off of them. Learn more & view related optics

Want to know about fluorescence microscopy? Read this article by a Biomedical Product Line Engineer at Edmund Optics to learn more.

A protective plastic coating protects a variety of our flat optics, such as optical windows, optical mirrors, and beamsplitters, from scratches during shipping.

愛特蒙特光學® (EO) 在全球的五座製造工廠，每年製造數百萬件精密光學元件和子配件。

進一步瞭解愛特蒙特光學® 使用的度量技術，協助保證所有光學元件及組件的優異品質。