9.7 sec in total
751 ms
7.2 sec
1.7 sec
Welcome to askarlens.com homepage info - get ready to check Askar Lens best content right away, or after learning these important things about askarlens.com
Jiaxing Sharpstar Optical Instrument Co., Ltd. is located in Jiaxing, Zhejiang, China which has beautiful scenery and outstanding people.
Visit askarlens.comWe analyzed Askarlens.com page load time and found that the first response time was 751 ms and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
askarlens.com performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value10.7 s
0/100
25%
Value7.2 s
30/100
10%
Value580 ms
51/100
30%
Value0
100/100
15%
Value8.4 s
39/100
10%
751 ms
436 ms
176 ms
398 ms
243 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Askarlens.com, 55% (41 requests) were made to Omo-oss-image.thefastimg.com and 27% (20 requests) were made to Sharpstar-optics.com. The less responsive or slowest element that took the longest time to load (5.1 sec) relates to the external source Omo-oss-image.thefastimg.com.
Page size can be reduced by 266.7 kB (4%)
7.4 MB
7.1 MB
In fact, the total size of Askarlens.com main page is 7.4 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. 55% of websites need less resources to load. Images take 7.0 MB which makes up the majority of the site volume.
Potential reduce by 172.7 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 31.5 kB, which is 15% 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 172.7 kB or 85% of the original size.
Potential reduce by 55.8 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. Askar Lens images are well optimized though.
Potential reduce by 9.0 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. This website has mostly compressed JavaScripts.
Potential reduce by 29.2 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. Askarlens.com needs all CSS files to be minified and compressed as it can save up to 29.2 kB or 55% of the original size.
Number of requests can be reduced by 12 (19%)
64
52
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Askar Lens. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
askarlens.com
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www.sharpstar-optics.com
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askarlens.com 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.
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
Links do not have a discernible name
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
askarlens.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
askarlens.com 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
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Askarlens.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 Askarlens.com main page’s claimed encoding is . 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.
askarlens.com
Open Graph description is not detected on the main page of Askar Lens. 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: