Select your region or country.
常见问题 | 氙气闪光灯
氙气闪光灯是脉冲光源，可发射具有瞬时高峰值输出的光。
发射的光是从 UV 区到红外区的连续光谱，用于各种用途，包括化学分析和成像。
滨松提供高质量、高精度的氙气闪光灯，以及专门设计的触发开关和电源等外围设备，以最大限度地发挥氙气闪光灯的性能。此外，还提供与这些外围设备集成的易于使用的光源模块。
- Q01. 如何计算最大光源输入能量（每次闪光）和光源的最大重复频率？
- Q02. 以高于定额的主放电电压使用光源会怎么样？
- Q03. 如果使用的光源的重复频率超过最大重复频率，会怎么样？
- Q04. 特性如何随电弧长度变化？
- Q05. 特性如何随主放电电容变化？
- Q06. 特性如何随主放电电压变化？
- Q07. 为了操作氙气闪光灯模块或氙气闪光灯电源，需要信号源发出哪种触发信号输入？
- Q08. 各个波长的寿命特性是否有差异？
- Q09. 每种光源输入能量（每次闪光能量）的寿命特性是否有任何差异？
- Q10. 为确保光源稳定运行，应采取哪些措施？
- Q11. 使用什么设备设置来测量氙气闪光灯的光谱分布、发光脉冲波形、寿命特性和光输出稳定性？
- Q12. 操作光源需要哪些设备？
- Q13. 选择光纤的重要因素是什么？
- Q14. 氙气闪光灯的安装方向是否有任何限制？
- Q15. 在使用存放很久的氙气闪光灯之前，应该检查什么？
- Q16. 能否更改触发开关的电缆长度？
Q01. 如何计算最大光源输入能量（每次闪光）和光源的最大重复频率？
参考以下公式：
E ＝ 1/2 × Cm × Vm2
P ＝ E × f
E：光源输入能量（每次闪光）(J)
Cm：主放电电容 (F)
Vm：主放电电压 (V)
P：平均光源输入（连续）(W)
f：重复频率 (Hz)
例如，当使用推荐的电源 C13316-10（主放电电容：1.0 μF (10-6 F) ）在 1000 V 的主放电电压条件下操作 20 W 氙气闪光灯时，最大光源输入能量（每次闪光）为 0.5 J，计算公式如下：
E ＝ 1/2 × 10-6 (F) × 1000 (V)2 ＝ 0.5 (J)
在上述情况下，20 W 氙气闪光灯的最大重复频率为 40 Hz，计算公式如下：
f ＝ 20 (W) / 0.5 (J) ＝ 40 (Hz)
选择光源时，必须考虑最大光源输入能量和最大重复频率，以使最大平均光源输入（连续）不超过定额。
Q02. 以高于定额的主放电电压使用光源会怎么样？
电极磨损将会加快，这将缩短氙气闪光灯的使用寿命。
请参考 Q01 中的说明，务必在规定定额范围内的操作条件下使用光源。
Q03. 如果使用的光源的重复频率超过最大重复频率，会怎么样？
光源发出的光达不到所需的光源输入能量。
连续照明也会损坏电极，从而缩短光源的使用寿命。
请参考 Q01 中的说明，务必在规定定额范围内的操作条件下使用光源。
Q04. 特性如何随电弧长度变化？
电弧长度较长的氙气闪光灯提供更高的光输出和更宽的闪光脉波宽度（更长的闪光持续时间），非常适合需要大照射区域大的用途。另一方面，电弧长度较短的氙气闪光灯会发出辉度更高的光，因而可用于需要更高精度的用途。
发光脉冲波形（典型值）
辉度特性（典型值）
Q05. 特性如何随主放电电容变化？
主放电电容越大，最大光源输入能量就越大。这将产生更高的光输出和更宽的闪光脉波宽度（更长的闪光持续时间）。
发光脉冲波形（典型值）
Q06. 特性如何随主放电电压变化？
主放电电压越高，最大光源输入能量就越大，可获得的光输出也越高。与主放电电容 (Q05) 不同，闪光脉波宽度（闪光持续时间）不会改变。
发光脉冲波形（典型值）
Q07. 为了操作氙气闪光灯模块或氙气闪光灯电源，需要信号源发出哪种触发信号输入？
输入矩形波信号指的是每个详细参数页面上的重复频率和触发信号。
（建议在 10 Hz 或更高频率条件下操作，以实现高稳定性）
此外，将信号源用于可输出 15 至 30 mA 的触发信号输入。
触发信号波形
触发信号输入部分的内部电路图示例
Q08. 各个波长的寿命特性是否有差异？
通常，短波长侧的光输出比长波长侧的光输出下降得更快。
光源寿命是指 190 nm 至 1100 nm 的光输出减少到初始输出水平的 50%，或光输出波动超过规定最大值的时间。
寿命特性（2 W 氙气闪光灯模块）（典型值）
Q09. 每种光源输入能量（每次闪光能量）的寿命特性是否有任何差异？
一般来说，光源输入能量（每次闪光能量）越大，寿命就越短。
寿命特性（10 W 氙气闪光灯）（典型值）
备注：
10 W 氙气闪光灯的保证光源输入能量为 0.01 J 至 0.1 J。
Q10. 为确保光源稳定运行，应采取哪些措施？
建议采取以下解决方案。
(1) 使用电弧放电中心的光。
氙气闪光灯的光输出稳定性因电弧放电测量位置而异。光输出越靠近电弧放电中心，就越稳定。
光输出稳定性（典型值）
(2) 切勿在预热前使用光。
通过避免初始照明时的预热时间（达到稳定操作所需的时间），可以从氙气闪光灯获得高度稳定的输出光。
光输出稳定性（典型值）
初始操作
操作 5 秒后
(3) 计算数据的平均值。
通过处理多个获得的数据并计算平均值，提高了光输出稳定性。
光输出稳定性（典型值）
无需数据处理
需要数据处理
（为多个获得的数据计算平均值）
Q11. 使用什么设备设置来测量氙气闪光灯的光谱分布、发光脉冲波形、寿命特性和光输出稳定性？
典型的测量设备如下：
测量设备
○ 光谱分布
○ 发光脉冲波形
○ 寿命特性和光输出稳定性
Q12. 操作光源需要哪些设备？
准备以下设备：
○ 操作氙气闪光灯模块
必备：
・直流电源（输入电源）
・脉冲信号源，例如脉冲产生器（用于最大重复频率的外部控制）
可选：
・外部控制电源（主放电电压的外部控制）
○ 使用触发开关和专用电源操作氙气闪光灯
必备：
・直流电源（输入电源）
可选：
・脉冲信号源，例如脉冲产生器（用于最大重复频率的外部控制）
・外部控制电源（主放电电压的外部控制）
Q13. 选择光纤的重要因素是什么？
确保选择抗 UV 的光纤。
Q14. 氙气闪光灯的安装方向是否有任何限制？
不建议安装光输出窗朝下的光源。
光源内部的碎屑粒子可能会粘附到光输出窗，导致光输出下降。
Q15. 在使用存放很久的氙气闪光灯之前，应该检查什么？
在检查操作之前，检查导针是否发生任何劣变（如生锈）。
只要光源没有存放在有害环境中，运行就不会有问题，除非导针上出现生锈等劣变。
Q16. 能否更改触发开关的电缆长度？
触发开关的电缆长度影响闪光脉波宽度（闪光持续时间）和光源输入电流。
电缆长度增加，闪光脉波宽度就会变长，光源输入电流趋于降低，可能会导致光源无法点亮。
电缆长度缩短，闪光脉波宽度就会变短，光源输入电流趋于增加，可能会缩短光源的使用寿命。
因此，不建议更改触发开关电缆长度。
- Confirmation
-
It looks like you're in the . If this is not your location, please select the correct region or country below.
You're headed to Hamamatsu Photonics website for (Chinese). If you want to view an other country's site, the optimized information will be provided by selecting options below.
In order to use this website comfortably, we use cookies. For cookie details please see our cookie policy.
- Cookie Policy
-
This website or its third-party tools use cookies, which are necessary to its functioning and required to achieve the purposes illustrated in this cookie policy. By closing the cookie warning banner, scrolling the page, clicking a link or continuing to browse otherwise, you agree to the use of cookies.
Hamamatsu uses cookies in order to enhance your experience on our website and ensure that our website functions.
You can visit this page at any time to learn more about cookies, get the most up to date information on how we use cookies and manage your cookie settings. We will not use cookies for any purpose other than the ones stated, but please note that we reserve the right to update our cookies.
1. What are cookies?
For modern websites to work according to visitor’s expectations, they need to collect certain basic information about visitors. To do this, a site will create small text files which are placed on visitor’s devices (computer or mobile) - these files are known as cookies when you access a website. Cookies are used in order to make websites function and work efficiently. Cookies are uniquely assigned to each visitor and can only be read by a web server in the domain that issued the cookie to the visitor. Cookies cannot be used to run programs or deliver viruses to a visitor’s device.
Cookies do various jobs which make the visitor’s experience of the internet much smoother and more interactive. For instance, cookies are used to remember the visitor’s preferences on sites they visit often, to remember language preference and to help navigate between pages more efficiently. Much, though not all, of the data collected is anonymous, though some of it is designed to detect browsing patterns and approximate geographical location to improve the visitor experience.
Certain type of cookies may require the data subject’s consent before storing them on the computer.
2. What are the different types of cookies?
This website uses two types of cookies:
- First party cookies. For our website, the first party cookies are controlled and maintained by Hamamatsu. No other parties have access to these cookies.
- Third party cookies. These cookies are implemented by organizations outside Hamamatsu. We do not have access to the data in these cookies, but we use these cookies to improve the overall website experience.
3. How do we use cookies?
This website uses cookies for following purposes:
- Certain cookies are necessary for our website to function. These are strictly necessary cookies and are required to enable website access, support navigation or provide relevant content. These cookies direct you to the correct region or country, and support security and ecommerce. Strictly necessary cookies also enforce your privacy preferences. Without these strictly necessary cookies, much of our website will not function.
- Analytics cookies are used to track website usage. This data enables us to improve our website usability, performance and website administration. In our analytics cookies, we do not store any personal identifying information.
- Functionality cookies. These are used to recognize you when you return to our website. This enables us to personalize our content for you, greet you by name and remember your preferences (for example, your choice of language or region).
- These cookies record your visit to our website, the pages you have visited and the links you have followed. We will use this information to make our website and the advertising displayed on it more relevant to your interests. We may also share this information with third parties for this purpose.
Cookies help us help you. Through the use of cookies, we learn what is important to our visitors and we develop and enhance website content and functionality to support your experience. Much of our website can be accessed if cookies are disabled, however certain website functions may not work. And, we believe your current and future visits will be enhanced if cookies are enabled.
4. Which cookies do we use?
There are two ways to manage cookie preferences.
- You can set your cookie preferences on your device or in your browser.
- You can set your cookie preferences at the website level.
If you don’t want to receive cookies, you can modify your browser so that it notifies you when cookies are sent to it or you can refuse cookies altogether. You can also delete cookies that have already been set.
If you wish to restrict or block web browser cookies which are set on your device then you can do this through your browser settings; the Help function within your browser should tell you how. Alternatively, you may wish to visit www.aboutcookies.org, which contains comprehensive information on how to do this on a wide variety of desktop browsers.
5. What are Internet tags and how do we use them with cookies?
Occasionally, we may use internet tags (also known as action tags, single-pixel GIFs, clear GIFs, invisible GIFs and 1-by-1 GIFs) at this site and may deploy these tags/cookies through a third-party advertising partner or a web analytical service partner which may be located and store the respective information (including your IP-address) in a foreign country. These tags/cookies are placed on both online advertisements that bring users to this site and on different pages of this site. We use this technology to measure the visitors' responses to our sites and the effectiveness of our advertising campaigns (including how many times a page is opened and which information is consulted) as well as to evaluate your use of this website. The third-party partner or the web analytical service partner may be able to collect data about visitors to our and other sites because of these internet tags/cookies, may compose reports regarding the website’s activity for us and may provide further services which are related to the use of the website and the internet. They may provide such information to other parties if there is a legal requirement that they do so, or if they hire the other parties to process information on their behalf.
If you would like more information about web tags and cookies associated with on-line advertising or to opt-out of third-party collection of this information, please visit the Network Advertising Initiative website http://www.networkadvertising.org.
6. Analytics and Advertisement Cookies
We use third-party cookies (such as Google Analytics) to track visitors on our website, to get reports about how visitors use the website and to inform, optimize and serve ads based on someone's past visits to our website.
You may opt-out of Google Analytics cookies by the websites provided by Google:
https://tools.google.com/dlpage/gaoptout?hl=en
As provided in this Privacy Policy (Article 5), you can learn more about opt-out cookies by the website provided by Network Advertising Initiative:
http://www.networkadvertising.org
We inform you that in such case you will not be able to wholly use all functions of our website.
Close