25mm Dia x 20mm FL 3-5μm Coated, Hybrid Ge Aspheric Lens

Learn all about the benefits of aspheres, their unique anatomy, how they're manufactured, and how to choose the right one for your system.

抗反射 (AR) 鍍膜應用於光學元件，以提高吞吐量並減少背反射造成的傷害。

您是否正在尋找有關光學鍍膜的更多資訊？在愛特蒙特光學了解更多有關光學系統中使用的鍍膜的常見、定制和優點的資訊。

This comparison of the performance of aspheric, achromatic, and spherical PCX lenses in different situations reveals the ideal use cases for each type of lens.

Aspherized Achromatic Lenses, exclusive to Edmund Optics, are doublet lenses consisting of two cemented optical elements that are matched for their color-correction ability and small RMS spot size.

Want an inside look at Aspherized Achromatic Lenses? Learn about the advantages, composition, and aspherized process at Edmund Optics.

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

When doing basic imaging, how do you determine the magnification an optical lens will provide?

Collimated light occurs when light rays travel parallel to each other.

Although a common misconception, individual optical lenses do not always form an image when the object plane is placed a focal length away from the lens.

Join Andrew Fisher, Manufacturing R&D Engineer at Edmund Optics, as he discusses some tips for modifying stock optical components to fit your application's needs.

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.

想知道為什麼應該使用消色差透鏡嗎？在愛特蒙特光學了解有關消色差透鏡的更多信息，包括解剖結構、顯著特徵等

Learn about EO's most popular family of optical lenses and discover if achromatic lenses are ideal for your next application.

Computer Generated Hologram metrology provides a new solution for overcoming traditional asphere metrology. Learn more about CGH metrology at Edmund Optics.

Time to Replace Spherical Elements with Aspheric Lenses

An understanding of refraction and basic ray optics is a critical foundation for understanding more complicated optical concepts and technologies.

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.

Learn how the shape factor of an aspheric lens effects its performance and when certain shape factors are the most advantageous.

Aspheric lens drawings following the ISO 10110 standard are critical tools for communicating manufacturing and testing requirements for the lenses.

光學系統的 Strehl 比是其實際性能與其衍射極限性能的比較。

What is an aspheric lens? In what applications are aspheric lenses used?

愛特蒙特光學® 在每天 24 小時運作的非球面製造單元中每月生產數千個精密非球面透鏡。

No, advances in subaperture polishing have allowed for the fabrication of aspheres with surface figure error down to λ/20 (0.25µm). However, MRF is still...

The CNC polishing equipment used to fabricate the optics must have a large enough range of motion to properly polish the full asphere, and the weight of the...

CNC polished aspheric lenses offer high numerical apertures while creating diffraction-limited spot sizes and are ideal for high-precision applications.

Deviations in surface form relative to an ideal shape at higher spatial frequencies than Zernike polynomial aberrations but lower frequencies than roughness.

Lightweight, cost-effective aspheric lenses with a lower scratch resistance and thermal stability than molded glass aspheres.

Meta description: Ideal for volume applications, including laser diode collimation, bar code scanners, and optical data storage. Can be molded into diameters as small as 1mm.

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。

Cinema lenses designed to create content tailored for online streaming utilize aspheres to shoot with a shallow depth of field while maintaining quality.

色散是光的相速度或相位延遲對另一個參數（例如波長、傳播模式或偏振）的依賴性。

爭論是否使用傳統柱面透鏡或消色差柱面透鏡？了解愛特蒙特光學消色差柱面透鏡的優點。

需要幫助理解像差理論嗎？了解一些基本概念，有助於闡明您對愛特蒙特光學的理解。

Join Andrew Fisher, Manufacturing R&D Engineer at Edmund Optics, as he discusses some tips for modifying stock optical components to fit your application's needs.

光通過孔徑時產生的繞射圖案稱為艾里斑。了解艾里斑如何影響愛特蒙特光學的影像。

The Future Depends on Optics®

Color-corrected optical lenses are ideal for many applications because they reduce multiple aberrations. Learn more about the advantages at Edmund Optics.