21.2 sec in total
4.1 sec
16.8 sec
244 ms
Welcome to bwoptics.com homepage info - get ready to check BW OPTICS best content right away, or after learning these important things about bwoptics.com
Visit bwoptics.comWe analyzed Bwoptics.com page load time and found that the first response time was 4.1 sec and then it took 17.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
bwoptics.com performance score
name
value
score
weighting
Value0.8 s
100/100
10%
Value2.5 s
90/100
25%
Value2.8 s
96/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.8 s
100/100
10%
4145 ms
1876 ms
637 ms
2892 ms
8616 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that all of those requests were addressed to Bwoptics.com and no external sources were called. The less responsive or slowest element that took the longest time to load (10.1 sec) belongs to the original domain Bwoptics.com.
Page size can be reduced by 20.6 kB (75%)
27.3 kB
6.7 kB
In fact, the total size of Bwoptics.com main page is 27.3 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. Only 10% of websites need less resources to load. HTML takes 17.3 kB which makes up the majority of the site volume.
Potential reduce by 13.6 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 2.4 kB, which is 14% 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 13.6 kB or 79% of the original size.
Potential reduce by 2.9 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, BW OPTICS needs image optimization as it can save up to 2.9 kB or 59% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 4.1 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. Bwoptics.com needs all CSS files to be minified and compressed as it can save up to 4.1 kB or 80% of the original size.
Number of requests can be reduced by 17 (43%)
40
23
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BW OPTICS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
bwoptics.com
4145 ms
style.css
1876 ms
index_02.gif
637 ms
index_04.gif
2892 ms
index_05.gif
8616 ms
index_08.gif
5941 ms
index_11.gif
1046 ms
menu1.gif
1454 ms
menu2.gif
6296 ms
menu3.gif
3998 ms
menu4.gif
3432 ms
menu5.gif
3952 ms
menu6.gif
4063 ms
menu7.gif
5919 ms
index_26.gif
4531 ms
index_28.gif
4578 ms
index_29.gif
5069 ms
index_37.gif
8362 ms
index_51.gif
5585 ms
index_48.gif
6106 ms
index_31.gif
7358 ms
index_40.gif
7052 ms
index_000.gif
6675 ms
index_42.gif
7585 ms
index_54.gif
7208 ms
index_55.gif
7599 ms
index_60.gif
7729 ms
index_61.gif
10104 ms
index_64.gif
7987 ms
s.png
9438 ms
sky.png
9109 ms
index_58.gif
8394 ms
index_77.gif
8873 ms
index_80.gif
8872 ms
menu1_1.gif
1634 ms
menu2_1.gif
707 ms
menu3_1.gif
1561 ms
menu4_1.gif
2095 ms
menu5_1.gif
793 ms
menu6_1.gif
706 ms
menu7_1.gif
1192 ms
bwoptics.com accessibility score
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
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
bwoptics.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
bwoptics.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
EN
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bwoptics.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 Bwoptics.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.
bwoptics.com
Open Graph description is not detected on the main page of BW 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: