47.3 sec in total
16.5 sec
30.3 sec
509 ms
Click here to check amazing COE Optics content for India. Otherwise, check out these important facts you probably never knew about coeoptics.com
COE Optics has been a leading manufacturing supplier of optics and optical components like UV Optics, Silicon Optics, Sapphire Optics & Laser Diode Optics to the industry in the world. Enquire now at ...
Visit coeoptics.comWe analyzed Coeoptics.com page load time and found that the first response time was 16.5 sec and then it took 30.8 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.
coeoptics.com performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value3.1 s
76/100
25%
Value4.6 s
71/100
10%
Value140 ms
95/100
30%
Value0.08
94/100
15%
Value6.2 s
62/100
10%
16524 ms
438 ms
689 ms
771 ms
1339 ms
Our browser made a total of 76 requests to load all elements on the main page. We found that 57% of them (43 requests) were addressed to the original Coeoptics.com, 13% (10 requests) were made to Ckmap.mediav.com and 8% (6 requests) were made to Imgusr.tradekey.com. The less responsive or slowest element that took the longest time to load (16.5 sec) belongs to the original domain Coeoptics.com.
Page size can be reduced by 102.2 kB (67%)
152.2 kB
50.0 kB
In fact, the total size of Coeoptics.com main page is 152.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 119.0 kB which makes up the majority of the site volume.
Potential reduce by 17.2 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 17.2 kB or 74% of the original size.
Potential reduce by 900 B
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, COE Optics needs image optimization as it can save up to 900 B or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 80.1 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 80.1 kB or 67% of the original size.
Potential reduce by 4.0 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. Coeoptics.com needs all CSS files to be minified and compressed as it can save up to 4.0 kB or 76% of the original size.
Number of requests can be reduced by 30 (43%)
70
40
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COE Optics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
coeoptics.com
16524 ms
index1.css
438 ms
base1.css
689 ms
logo.jpg
771 ms
jQuery.js
1339 ms
common.js
462 ms
tel.jpg
793 ms
line.jpg
651 ms
jquery.js
2678 ms
index.js
505 ms
jquery.easing.js
606 ms
jquery.roundabout.min.js
704 ms
livechat2.0.js
107 ms
YKsui1.gif
386 ms
mainbg.jpg
811 ms
bannerbg.jpg
623 ms
123.jpg
2890 ms
1234.jpg
1686 ms
12345.jpg
1916 ms
123456.jpg
1730 ms
custom-001.jpg
2167 ms
custom-002.jpg
2093 ms
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4158 ms
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2648 ms
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20147755294421.jpg
2791 ms
news2.gif
2884 ms
cas.jpg
2931 ms
facebook.png
3499 ms
linkedin.png
3182 ms
tuit.png
3568 ms
youtube.png
3534 ms
google.png
3510 ms
bg_btnPre_index.png
2877 ms
bg_btnNext_index.png
2960 ms
button-shadow.gif
2879 ms
custom-button-bg.png
2895 ms
available-button-bg.png
2923 ms
cat-shadow.gif
2924 ms
foottop.jpg
3074 ms
linkbg.jpg
3063 ms
footbot.jpg
3132 ms
z_stat.php
1343 ms
stat.htm
256 ms
core.php
1909 ms
9.gif
5034 ms
pic1.gif
941 ms
mvl.js
781 ms
css_trademate.css
185 ms
mba.js
287 ms
mv.js
412 ms
t
2207 ms
b
2416 ms
t
3642 ms
pixel
32 ms
t.gif
1064 ms
ckmap.htm
1049 ms
cm.gif
1201 ms
pixel
24 ms
m
526 ms
m
2217 ms
m
2232 ms
m
2636 ms
m
534 ms
m
4346 ms
m
2797 ms
app.gif
735 ms
m
2340 ms
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536 ms
trademate_plus.gif
46 ms
livechat.js
178 ms
bullet.png
170 ms
min.jpg
176 ms
powerd_by.jpg
177 ms
coeoptics.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
ARIA toggle fields do not have accessible names
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
coeoptics.com 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
General
Impact
Issue
Detected JavaScript libraries
coeoptics.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
EN
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coeoptics.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Coeoptics.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
coeoptics.com
Open Graph description is not detected on the main page of COE Optics. 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: