Edmund Optics^®

The Strehl ratio of an optical system is a comparison of its real performance with its diffraction-limited performance.

非球面レンズのメリットは、球面収差を補正する能力です。球面収差は、光の一点集光やコリメートする際に、球面形状の光学素子を使う時に生じます。ここでは非球面レンズの特徴やその性能のメリットから、その製造方法、タイプ別の利点や選定方法を紹介します。

Want to know why you should use an achromatic lens? Find out more about achromatic lenses including the anatomy, notable features, and more at Edmund Optics

Wavelengths can be both valuable or hazardous when trying to obtain information from an imaging system. Learn more about fixing wavelength issues at Edmund Optics.

Liquid lenses have many features, are small in size, and adjust focus quickly to adapt to objects located at various working distances. Learn more at Edmund Optics.

Optical lenses require very precise tolerances. Learn more about tolerances for spherical lenses at Edmund Optics.

Want to know more about high-power optical coatings? Find out more about the importance, fabrication, and testing at Edmund Optics.

Learn about specifications that should be considered when using cylinder lenses, including power axis wedge, plano axis wedge, and axial twist at Edmund Optics.

Explore the differences in the performance of imaging lenses by directly comparing the associated modulation transfer function (MTF) curves.

レーザー誘起損傷閾値 (LIDT) としても知られるレーザー損傷閾値 (LDT) は、光学部品をレーザーアプリケーションに実装する際に考慮すべき最も重要な仕様の一つです。エドモンド・オプティクスは、ARコートが施されたTECHSPEC® レンズ製品の多くに対し、レーザー損傷閾値 (レーザー耐力) か典型エネルギー密度限界のいずれかのスペックを規定しています。

Are you getting depth of field and depth of focus confused? Discover the differences and how to distinguish the two from one another at Edmund Optics.

Want to learn how to extend a lens beyond its limits in an application? Learn more about spacers, shims, and focal length extenders at Edmund Optics.

Are standard beam expanders not meeting your application requirements? Learn how to design your own beam expander using stock optics at Edmund Optics.

Optical lens geometries control light in different ways. Learn about Snell's Law of Refraction, lens terminology and geometries at Edmund Optics.

Imaging lenses and sensors must be paired together with special attention.

Have a time or budget restraint? Check out these tips and advantages for designing applications with standard, off-the-shelf optics at Edmund Optics.

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.

When it comes to your lens, the f/# is one of the most important settings because it controls multiple parameters. Find out what the f/# controls at Edmund Optics.

Telecentric Lenses can grow quite large and heavy with small magnifications, as such magnifications require large front optics. Learn more at Edmund Optics.

Trying to understand how much information you can obtain from a lens and sensor? Learn more about the limitations of collecting data at Edmund Optics.

Ultrafast highly-dispersive mirrors are critical for pulse compression and dispersion compensation in ultrafast laser applications, improving system performance.

波長板と位相差板の用語、仕様、製作、構造。及び、正しい波長板の選定やアプリケーション事例について。位相差板としても知られる波長板は、光を透過し、ビームを減衰、偏位、あるいは変位させることなく、その偏光状態を修正します。波長板は、偏光の一つの成分をそれが直交する成分に対して位相を遅らせる (遅延させる) ことによって偏光状態を変化させます。

光学フィルターの原理と構造、光学フィルターで用いられる各種用語（中心波長やバンド幅など）、及び光学フィルターの種類と選び方、ラマン分光などのアプリケーション事例をご紹介しています。

Become familiarized with the key components of an imaging lens assembly and how they function.

Light is absorbed in optical media through several methods including exciting electrons to higher energy states and converting to thermal energy

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

The modulation transfer function of a lens varies depending on working distance, sensor size, f/#, and wavelength. Learn more at Edmund Optics.

赤外透過材料の物理的特性は各種一様ではないため、各材料の特長を知ることでIRアプリケーションに対する正しい材料の選定が可能になります。ここでは赤外の概論から、正しい材料を用いる重要性、正しい材料の選定、赤外透過材料の比較を紹介します。

Highly reflective (HR) coatings are applied to optical components to minimize losses when reflecting lasers and other light sources.

Have an application in a demanding environment? Learn about the different types of ruggedization: industrial, ingress protection, and stability at Edmund Optics.