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  该提供商收集的部分数据用于个性化和衡量广告效果。
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  chatEngagedIndicates whether the user has interacted with the website's chat-box, in order to determine whether they should be shown chat invites.
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统计cookie能够通过收集和匿名报告信息帮助网站拥有者了解访客与网站互动的方式。
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  ce_diff_timeUsed by Crazy Egg to offset time for analytics purposes.
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营销cookie用于对网站上的访客进行追踪。其目的是为了显示对个人用户来说相关及有吸引力的广告，因此，对于发布人和第三方广告商来说更为宝贵。
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  该提供商收集的部分数据用于个性化和衡量广告效果。
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  最大存储时长: 临时类别: 像素追踪器
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  #-#Used to track user’s interaction with embedded content.
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  iU5q-!O9@$Registers a unique ID to keep statistics of what videos from YouTube the user has seen.
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  LAST_RESULT_ENTRY_KEYUsed to track user’s interaction with embedded content.
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  LogsDatabaseV2:V#||LogsRequestsStoreUsed to track user’s interaction with embedded content.
  最大存储时长: 永久类别: IndexedDB
  remote_sidNecessary for the implementation and functionality of YouTube video-content on the website.
  最大存储时长: 临时类别: HTTP Cookie
  ServiceWorkerLogsDatabase#SWHealthLogNecessary for the implementation and functionality of YouTube video-content on the website.
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  VISITOR_INFO1_LIVETries to estimate the users' bandwidth on pages with integrated YouTube videos.
  最大存储时长: 180 天类别: HTTP Cookie
  YSCRegisters a unique ID to keep statistics of what videos from YouTube the user has seen.
  最大存储时长: 临时类别: HTTP Cookie
  ytidb::LAST_RESULT_ENTRY_KEYUsed to track user’s interaction with embedded content.
  最大存储时长: 永久类别: HTML 本地存储
  YtIdbMeta#databasesUsed to track user’s interaction with embedded content.
  最大存储时长: 永久类别: IndexedDB
  yt-remote-cast-availableStores the user's video player preferences using embedded YouTube video
  最大存储时长: 临时类别: HTML 本地存储
  yt-remote-cast-installedStores the user's video player preferences using embedded YouTube video
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  _gaexpThis cookie is used by Google Analytics to determine if the visitor is involved in their marketing experiments.
  最大存储时长: 14 天类别: HTTP Cookie
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  最大存储时长: 14 天类别: HTTP Cookie
  gwccEnables Google Website Call Conversions - This registers if the visitor has clicked on call within the "contact us" sub-page. This information is used for statistics and marketing purposes.
  最大存储时长: 14 天类别: HTTP Cookie
  mTracking pixel used by South Korean Company, Naver Analytics to track website engagement
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  NWBUsed by South Korean Company, Naver Analytics for web analytics that tracks and reports website traffic
  最大存储时长: 14 天类别: HTTP Cookie
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未分类cookie指的是我们正在同个人Cookie提供者一起分类的cookie。

Cookie 声明由Cookiebot最后更新于 5/14/25

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关于

Cookie是网站为了使用我们的用户体验更加有效而使用的小文本文件。法律规定，倘若cookie对于本网站的运营来说是完全必要的，那么，我们便可以在您的设备上存储cookie。而所有其它类别的cookie则需要获得您的许可。本网站使用各种不同类别的cookie。有些cookie是由显示在我们网站上的第三方服务放置的。

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了解更多有关我们是谁、如何联系我们以及我们的隐私政策如何处理个人数据的信息。您就同意书与我们联系时请说明您的同意书ID和日期

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Edmund Optics^®

由我們 240 多位全球工程師創建且經過驗證的可信任技術資源庫。

Glossary

Life Cycle of an Optical Filter

Precision Optics Manufacturing in Edmund Optics’ Akita Facility

瞭解焦距長度和視場

高斯光束傳播

抗反射 (AR) 鍍膜

光學鍍膜簡介

Basics of Ultrafast Lasers

雷射光束整型概觀

Effects of Laser Mirror Surface Flatness

The Importance of Optical Filter Orientation, Angle of Incidence, and Cone Half Angle

瞭解光學規格

Introduction to Polarization

Introduction to Modulation Transfer Function

所有關於非球面透鏡

Lens Geometry Performance Comparison

高斯光束計算器

1951 USAF Resolution Calculator

Imaging System Parameter Calculator

Simple Magnifier Calculator

Koehler Illumination Calculator

Focal Length Calculator

SAG Calculator

Illumination Spot Size Calculator

Laser Spot Size

Ball Lens Calculator

Imaging Lens Selector

Axicon Calculator

Infinite Conjugate Tube Length

Fiber Coupler Calculator

Laser Damage Threshold Calculator

Edmund Optics®

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