Edmund Optics^®

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。

Learn how Edmund Optics maintains optical performance across the entire image plane through this resolution and contrast comparison using our C Series FFL lens.

The thermal properties of optical substrates including the CTE, dn/dT, and thermal conductivity are critical for predicting real-world performance

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

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

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

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

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

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

Are you trying to measure the performance of your lens? Although this can be a difficult task, there are curves that can help. Read more at Edmund Optics.

硝材の選定は、その特性が硝種毎に異なってくることから、時にとても重要になります。エドモンド・オプティクスは、様々な硝材から作られた光学部品を販売しており、以下に記載した諸特性を基にして適切な材料の選定を検討することができます。

Imaging lens performance can be enhanced with the use of liquid lenses. Learn more 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.

The modulation transfer function of a lens varies depending on working distance, sensor size, f/#, and wavelength. Learn more 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 lens geometries control light in different ways. Learn about Snell's Law of Refraction, lens terminology and geometries 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.

Reflective objectives use mirrors to focus light or form an image. Learn more about the different types and benefits of reflective objectives at Edmund Optics.

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。

ビームスプリッターは、入射光を所定の分割比で2つの光に分割する光学部品です。また可逆的に、2つの光の重ね合わせにも応用できます。代表的な形状に、キューブ型とプレート型があります。キューブ型とプレート型の比較や偏光/無偏光の光学特性についてご説明します。

To decide what imaging lens is right for a system, it is important to know the parameters of the imaging system used. Learn more at Edmund Optics.

Want to use an infinity corrected objective to make an image? You will need a tube lens to do it! Find out why and how it works 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.

Microscopes are used in a variety of fields and applications. To understand how resolving power, magnification, and other aspects work, read more at Edmund Optics.

光学レンズやミラー、ウインドウの製品群に最も共通した製造や仕上げ、及び材料に関する仕様の説明。 製造上の仕様：直径公差・中心厚公差・曲率半径・偏芯・平行度・角度公差・面取り・有効径。 外観上の仕様：表面品質、平面度、パワー、イレギュラリティ、面粗さ。 材料上の仕様：屈折率、アッベ数、レーザー耐力。

Fixed magnification lenses typically function properly at a single working distance and are specified by their magnification. Learn more at Edmund Optics.

Fixed focal length, zoom, and macro lenses are all variable magnification lenses. Learn more 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.

Distortion is an individual aberration that misplaces information but can be calculated or mapped out of an image. Learn more about distortion at Edmund Optics.

Looking for the best way to clean optics? Learn more about the different cleaning products and methods, along with tips to handle optics at Edmund Optics.