61.2 sec in total
17.1 sec
43.7 sec
436 ms
Visit transoptics.com.cn now to see the best up-to-date Transoptics content and also check out these interesting facts you probably never knew about transoptics.com.cn
BTMT北京创思工贸有限公司始创于1998年,是一家在全球范围内提供高精度光学元器件解决方案和快速服务支持的创新型科技企业,拥有行业领先的独立研发、制造及销售能力。成立二十多年以来,创思潜心光学领域,研发和制造的优质高精度光学镜片和镜头组件,广泛应用于半导体、生物医疗、激光应用、精密测量、航空航天、智能装备等多个领域,与国内及全球顶尖光学企业达成战略伙伴关系,在诸多行业里持续为客户创造价值。
Visit transoptics.com.cnWe analyzed Transoptics.com.cn page load time and found that the first response time was 17.1 sec and then it took 44.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 10 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
transoptics.com.cn performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value9.9 s
0/100
25%
Value10.4 s
8/100
10%
Value60 ms
100/100
30%
Value0.004
100/100
15%
Value8.9 s
35/100
10%
17052 ms
8090 ms
7150 ms
14545 ms
12271 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Transoptics.com.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (19.9 sec) belongs to the original domain Transoptics.com.cn.
Page size can be reduced by 67.8 kB (77%)
88.5 kB
20.8 kB
In fact, the total size of Transoptics.com.cn main page is 88.5 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 55.8 kB which makes up the majority of the site volume.
Potential reduce by 8.7 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 2.7 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 8.7 kB or 77% of the original size.
Potential reduce by 1.0 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Transoptics needs image optimization as it can save up to 1.0 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 46.6 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 46.6 kB or 84% of the original size.
Potential reduce by 11.4 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Transoptics.com.cn needs all CSS files to be minified and compressed as it can save up to 11.4 kB or 77% of the original size.
Number of requests can be reduced by 3 (21%)
14
11
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Transoptics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
transoptics.com.cn
17052 ms
common.css
8090 ms
style.css
7150 ms
jquery-1.7.1.min.js
14545 ms
jquery.cycle.all.js
12271 ms
main.js
10343 ms
public_js.js
9893 ms
logo.png
2252 ms
topma.jpg
4746 ms
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19936 ms
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19933 ms
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19873 ms
transoptics.com.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
transoptics.com.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
transoptics.com.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Transoptics.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Transoptics.com.cn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
transoptics.com.cn
Open Graph description is not detected on the main page of Transoptics. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: