25 x 25 x 4mm MgF<sub>2</sub> Coated, N-BK7 Window - System.Threading.Tasks.Task`1[Microsoft.AspNetCore.Html.HtmlString]

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Edmund Optics 使用 cookies 来优化和增强我们网站的功能和内容。点击"确定 "以获得完整的用户体验，点击 "详细信息 "按钮可查看有关我们使用的 cookie 的其他信息。我们不会出售从营销 cookie 中获得的有关您的信息，我们仅将其用于改善您在Edmund Optics 的体验。

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必要的cookie能够通过启用诸如网页导航和访问网站的安全领域等基本功能以使网站可用。若没有这些cookie，网站将无法恰当运行。
- Cookiebot
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  CookieConsentStores the user's cookie consent state for the current domain
  最大存储时长: 1 年类别: HTTP Cookie
- Google
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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。
  test_cookieUsed to check if the user's browser supports cookies.
  最大存储时长: 1 天类别: HTTP Cookie
  rc::aThis cookie is used to distinguish between humans and bots. This is beneficial for the website, in order to make valid reports on the use of their website.
  最大存储时长: 永久类别: HTML 本地存储
  rc::cThis cookie is used to distinguish between humans and bots.
  最大存储时长: 临时类别: HTML 本地存储
- edmundoptics.com.tw
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  QuoteIDStores the ID of your quotation cart.
  最大存储时长: 14 天类别: HTTP Cookie
- edmundoptics.com
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  __cf_bm [x3]This cookie is used to distinguish between humans and bots. This is beneficial for the website, in order to make valid reports on the use of their website.
  最大存储时长: 1 天类别: HTTP Cookie
- eogo.edmundoptics.com
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  BIGipServer#Used to distribute traffic to the website on several servers in order to optimise response times.
  最大存储时长: 临时类别: HTTP Cookie
- sealserver.trustwave.com
  www.edmundoptics.com.tw
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  AWSALB [x2]Registers which server-cluster is serving the visitor. This is used in context with load balancing, in order to optimize user experience.
  最大存储时长: 7 天类别: HTTP Cookie
  AWSALBCORS [x2]Registers which server-cluster is serving the visitor. This is used in context with load balancing, in order to optimize user experience.
  最大存储时长: 7 天类别: HTTP Cookie
- service.mtcaptcha.com
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  jsVThis cookie is used to distinguish between humans and bots.
  最大存储时长: 临时类别: HTTP Cookie
  mtv1ConfSumThis cookie is used to distinguish between humans and bots.
  最大存储时长: 临时类别: HTTP Cookie
  mtv1PulseThis cookie is used to distinguish between humans and bots.
  最大存储时长: 临时类别: HTTP Cookie
- www.edmundoptics.com.tw
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  .AspNetCore.Antiforgery.#Helps prevent Cross-Site Request Forgery (CSRF) attacks.
  最大存储时长: 临时类别: HTTP Cookie
  .AspNetCore.Mvc.CookieTempDataProviderPreserves the visitor's session state across page requests.
  最大存储时长: 临时类别: HTTP Cookie
  UMB_SESSIONStores domain prefix to determine whether it holds https or http URL properties.
  最大存储时长: 临时类别: HTTP Cookie
偏好cookie能够使网站记住更改网站行为或外观的信息，就好比您的首选语言或所在地区一样。
- LiveChat
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  __lc_cidNecessary for the functionality of the website's chat-box function.
  最大存储时长: 400 天类别: HTTP Cookie
  __lc_cstNecessary for the functionality of the website's chat-box function.
  最大存储时长: 400 天类别: HTTP Cookie
  __oauth_redirect_detectorAllows the website to recoqnise the visitor, in order to optimize the chat-box functionality.
  最大存储时长: 1 天类别: HTTP Cookie
- Livechat
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  @@lc_auth_token:3b0f44ba-5eb5-4bb1-a9e1-2214776a186bNecessary for the functionality of the website's chat-box function.
  最大存储时长: 永久类别: HTML 本地存储
  3b0f44ba-5eb5-4bb1-a9e1-2214776a186b:stateNecessary for the functionality of the website's chat-box function.
  最大存储时长: 永久类别: HTML 本地存储
- edmundoptics.com.tw
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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.
  最大存储时长: 14 天类别: HTTP Cookie
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。
- Convert Insight
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  conv_variationsThis cookie is used by the website’s operator in context with multi-variate testing. This is a tool used to combine or change content on the website. This allows the website to find the best variation/edition of the site.
  最大存储时长: 永久类别: HTML 本地存储
  _conv_rThis cookie is used as a referral-cookie that stores the visitor’s profile – the cookie is overwritten when the visitor re-enters the website and new information on the visitor is collected and stored.
  最大存储时长: 临时类别: HTTP Cookie
  _conv_sThis cookie contains an ID string on the current session. This contains non-personal information on what subpages the visitor enters – this information is used to optimize the visitor's experience.
  最大存储时长: 1 天类别: HTTP Cookie
  _conv_vThis cookie is used to identify the frequency of visits and how long the visitor is on the website. The cookie is also used to determine how many and which subpages the visitor visits on a website – this information can be used by the website to optimize the domain and its subpages.
  最大存储时长: 6 月类别: HTTP Cookie
- Livechat
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  _livechat_has_visitedIdentifies the visitor across devices and visits, in order to optimize the chat-box function on the website.
  最大存储时长: 永久类别: HTML 本地存储
- edmundoptics.com.tw
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  ce_diff_timeUsed by Crazy Egg to offset time for analytics purposes.
  最大存储时长: 14 天类别: HTTP Cookie
  ce_ip_addressUsed by Crazy Egg to store the user's IP address.
  最大存储时长: 14 天类别: HTTP Cookie
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。
- Convert Insight
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  conv_randThis cookie is used by the website’s operator in context with multi-variate testing. This is a tool used to combine or change content on the website. This allows the website to find the best variation/edition of the site.
  最大存储时长: 永久类别: HTML 本地存储
  _conv_sptestThis cookie is used by the website’s operator in context with multi-variate testing. This is a tool used to combine or change content on the website. This allows the website to find the best variation/edition of the site.
  最大存储时长: 临时类别: HTTP Cookie
- Google
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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。
  _ga [x2]Used to send data to Google Analytics about the visitor's device and behavior. Tracks the visitor across devices and marketing channels.
  最大存储时长: 25 月类别: HTTP Cookie
  _ga_# [x3]Used to send data to Google Analytics about the visitor's device and behavior. Tracks the visitor across devices and marketing channels.
  最大存储时长: 25 月类别: HTTP Cookie
  _gcl_au [x2]Used by Google AdSense for experimenting with advertisement efficiency across websites using their services.
  最大存储时长: 3 月类别: HTTP Cookie
  IDE待定
  最大存储时长: 400 天类别: HTTP Cookie
  NIDRegisters a unique ID that identifies a returning user's device. The ID is used for targeted ads.
  最大存储时长: 6 月类别: HTTP Cookie
  pagead/1p-user-list/#Tracks if the user has shown interest in specific products or events across multiple websites and detects how the user navigates between sites. This is used for measurement of advertisement efforts and facilitates payment of referral-fees between websites.
  最大存储时长: 临时类别: 像素追踪器
  _gcl_lsGoogle Ads uses it for tracking conversions and measuring campaign performance.
  最大存储时长: 永久类别: HTML 本地存储
- YouTube
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  #-#Used to track user’s interaction with embedded content.
  最大存储时长: 临时类别: HTML 本地存储
  __Secure-ROLLOUT_TOKENRegisters a unique ID to keep statistics of what videos from YouTube the user has seen.
  最大存储时长: 180 天类别: HTTP Cookie
  iU5q-!O9@$Registers 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: HTML 本地存储
  LAST_RESULT_ENTRY_KEYUsed to track user’s interaction with embedded content.
  最大存储时长: 临时类别: HTTP Cookie
  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.
  最大存储时长: 永久类别: IndexedDB
  TESTCOOKIESENABLEDUsed to track user’s interaction with embedded content.
  最大存储时长: 1 天类别: HTTP Cookie
  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
  最大存储时长: 临时类别: HTML 本地存储
  yt-remote-connected-devicesStores the user's video player preferences using embedded YouTube video
  最大存储时长: 永久类别: HTML 本地存储
  yt-remote-device-idStores the user's video player preferences using embedded YouTube video
  最大存储时长: 永久类别: HTML 本地存储
  yt-remote-fast-check-periodStores 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-session-appStores 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-session-nameStores 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
- edmundoptics.com.tw
  7
  _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
  _mkto_trkContains data on visitor behaviour and website interaction. This is used in context with the email marketing service Marketo.com, which allows the website to target visitors via email.
  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
  最大存储时长: 14 天类别: HTTP Cookie
  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
  NWB_LEGACYUsed 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
  wcs_btUsed by South Korean Company, Naver Analytics for cross site web analytics
  最大存储时长: 14 天类别: HTTP Cookie
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。

您可随时从我们网站的Cookie声明中更改或撤回您的同意。

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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#27-852 - 25 x 25 x 4mm MgF₂ Coated, N-BK7 Window

產品已停產

Recommended Replacements

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25mm Dia., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25mm Sq., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25.4mm Dia., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

30mm Dia., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

40mm Dia., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

50mm Dia., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

50mm Sq., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

75mm Dia., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

75mm Sq, 4mm Thick,. MgF₂ Coated λ/4 N-BK7 Window

25mm Dia., 2mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25mm Sq., 2mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25mm Diameter MgF₂ Coated, Ultra-Thin N-BK7 Window

25.4mm Dia., 2mm Thick, MgF₂ Coated λ/4 N-BK7 Window

50.8mm Dia., 4mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25mm Dia., 3mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25mm Dia., 1mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25mm Sq., 1mm Thick, MgF₂ Coated λ/4 N-BK7 Window

25.4mm Dia., 1mm Thick, MgF₂ Coated λ/4 N-BK7 Window

#27-852 - 25 x 25 x 4mm MgF2 Coated, N-BK7 Window

產品已停產

Recommended Replacements

類似產品

25mm Dia., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

25mm Sq., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

25.4mm Dia., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

30mm Dia., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

40mm Dia., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

50mm Dia., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

50mm Sq., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

75mm Dia., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

75mm Sq, 4mm Thick,. MgF2 Coated λ/4 N-BK7 Window

25mm Dia., 2mm Thick, MgF2 Coated λ/4 N-BK7 Window

25mm Sq., 2mm Thick, MgF2 Coated λ/4 N-BK7 Window

25mm Diameter MgF2 Coated, Ultra-Thin N-BK7 Window

25.4mm Dia., 2mm Thick, MgF2 Coated λ/4 N-BK7 Window

50.8mm Dia., 4mm Thick, MgF2 Coated λ/4 N-BK7 Window

25mm Dia., 3mm Thick, MgF2 Coated λ/4 N-BK7 Window

25mm Dia., 1mm Thick, MgF2 Coated λ/4 N-BK7 Window

25mm Sq., 1mm Thick, MgF2 Coated λ/4 N-BK7 Window

25.4mm Dia., 1mm Thick, MgF2 Coated λ/4 N-BK7 Window