18.9 sec in total
773 ms
17.7 sec
365 ms
Visit formosa-optical.com.tw now to see the best up-to-date Formosa Optical content for Taiwan and also check out these interesting facts you probably never knew about formosa-optical.com.tw
眼鏡龍頭品牌寶島眼鏡為您提供時尚眼鏡、太陽眼鏡、墨鏡、各式名牌精品鏡框、隱形眼鏡、彩色隱形眼鏡等眾多款式。時尚眼鏡、鏡框指定系列整副配到好1980元起!配鏡即享四大保固服務
Visit formosa-optical.com.twWe analyzed Formosa-optical.com.tw page load time and found that the first response time was 773 ms and then it took 18.1 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.
formosa-optical.com.tw performance score
name
value
score
weighting
Value15.6 s
0/100
10%
Value28.3 s
0/100
25%
Value21.1 s
0/100
10%
Value1,990 ms
8/100
30%
Value0.246
50/100
15%
Value27.5 s
0/100
10%
773 ms
1068 ms
810 ms
1381 ms
998 ms
Our browser made a total of 133 requests to load all elements on the main page. We found that 70% of them (93 requests) were addressed to the original Formosa-optical.com.tw, 6% (8 requests) were made to Google-analytics.com and 4% (5 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (12.4 sec) belongs to the original domain Formosa-optical.com.tw.
Page size can be reduced by 1.7 MB (7%)
24.0 MB
22.3 MB
In fact, the total size of Formosa-optical.com.tw main page is 24.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 22.5 MB which makes up the majority of the site volume.
Potential reduce by 79.2 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. This page needs HTML code to be minified as it can gain 29.9 kB, which is 32% 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 79.2 kB or 86% of the original size.
Potential reduce by 410.8 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. Formosa Optical images are well optimized though.
Potential reduce by 218.0 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 218.0 kB or 65% of the original size.
Potential reduce by 1.0 MB
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. Formosa-optical.com.tw needs all CSS files to be minified and compressed as it can save up to 1.0 MB or 94% of the original size.
Number of requests can be reduced by 56 (45%)
125
69
The browser has sent 125 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Formosa Optical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
formosa-optical.com.tw
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formosa-optical.com.tw accessibility score
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.
formosa-optical.com.tw best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
formosa-optical.com.tw SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
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
JA
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Formosa-optical.com.tw can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed Chinese language. Our system also found out that Formosa-optical.com.tw 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.
formosa-optical.com.tw
Open Graph description is not detected on the main page of Formosa Optical. 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: