32.8 sec in total
342 ms
26.6 sec
5.8 sec
Welcome to opticalweb.ch homepage info - get ready to check OPTICAL WEB best content for Morocco right away, or after learning these important things about opticalweb.ch
Contact lenses, prescription glasses, frames, sunglasses, order online your glasses, frames and glasses, major brands, Ray Ban, Carrera, Gucci, Persol, Prada, your swiss optician Opticalweb
Visit opticalweb.chWe analyzed Opticalweb.ch page load time and found that the first response time was 342 ms and then it took 32.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
opticalweb.ch performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value6.3 s
10/100
25%
Value5.3 s
59/100
10%
Value430 ms
65/100
30%
Value0.105
88/100
15%
Value11.4 s
19/100
10%
342 ms
1120 ms
271 ms
78 ms
349 ms
Our browser made a total of 71 requests to load all elements on the main page. We found that 77% of them (55 requests) were addressed to the original Opticalweb.ch, 14% (10 requests) were made to Fonts.gstatic.com and 6% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (12.1 sec) belongs to the original domain Opticalweb.ch.
Page size can be reduced by 73.6 kB (4%)
1.9 MB
1.8 MB
In fact, the total size of Opticalweb.ch main page is 1.9 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 1.7 MB which makes up the majority of the site volume.
Potential reduce by 57.6 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 9.2 kB, which is 13% 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 57.6 kB or 83% of the original size.
Potential reduce by 11.9 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. OPTICAL WEB images are well optimized though.
Potential reduce by 3.2 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 839 B
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. Opticalweb.ch has all CSS files already compressed.
Number of requests can be reduced by 8 (14%)
57
49
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OPTICAL WEB. 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 from 6 to 1 for CSS and as a result speed up the page load time.
opticalweb.ch
342 ms
www.opticalweb.ch
1120 ms
v_552_d117f44ac9d8726aad77e8d9813531ff_all.css
271 ms
css
78 ms
animate.css
349 ms
css
92 ms
v_512_5370c9eb55aaba8e1ffc54efbdfbcc43.js
477 ms
owl.carousel.js
346 ms
jquery.cookie.js
342 ms
1.jpg
341 ms
2.jpg
341 ms
3.jpg
345 ms
7.jpg
476 ms
optical-web-logo-1591201712.jpg
591 ms
SOLAIRES%20ANGLAIS.jpg
1029 ms
LUNETTES%20ANGLAIS.jpg
1025 ms
LENTILLES%20ANGLAIS.jpg
752 ms
Acuvue.png
591 ms
AirOptix.png
587 ms
Avaira.png
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Bioclear.png
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Biofinity.png
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Biomedics.png
737 ms
Biotrue.png
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Clariti.png
737 ms
Dailies.png
833 ms
Extreme%20h2o.jpg
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Freshlook.png
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MyDay.png
837 ms
Proclear.png
1012 ms
PureVision.png
1013 ms
Soflens.png
1012 ms
Ultra.jpg
1010 ms
VERRES%20ANGLAIS.jpg
1071 ms
5.jpg
1013 ms
6.jpg
1163 ms
LENTILLES.png
1042 ms
TOP%20SOLAIRES.jpg
1014 ms
LUNETTES%20OPTIQUES.png
1061 ms
css
108 ms
css
117 ms
1305.jpg
775 ms
sunglasses.jpg
780 ms
sunglasses.jpg
822 ms
sunglasses.jpg
839 ms
BUREAU%204.jpg
916 ms
LOGO%20OW%202017.jpg
838 ms
icon_search.png
871 ms
icon_cart.png
788 ms
ga.js
167 ms
icon_account.png
676 ms
loader.gif
678 ms
links_static.png
725 ms
icon_title.png
743 ms
line_title.png
747 ms
pxiEyp8kv8JHgFVrFJA.ttf
163 ms
pxiByp8kv8JHgFVrLGT9V1s.ttf
253 ms
pxiByp8kv8JHgFVrLDz8V1s.ttf
254 ms
pxiByp8kv8JHgFVrLEj6V1s.ttf
318 ms
pxiByp8kv8JHgFVrLCz7V1s.ttf
303 ms
fontawesome-webfont.woff
747 ms
S6u9w4BMUTPHh6UVSwaPHA.ttf
263 ms
S6u9w4BMUTPHh50XSwaPHA.ttf
281 ms
S6uyw4BMUTPHjxAwWw.ttf
318 ms
S6u9w4BMUTPHh7USSwaPHA.ttf
316 ms
S6u8w4BMUTPHh30AUi-v.ttf
317 ms
vikinguard.js
282 ms
cross-symbol.png
261 ms
80885-frais-denvoi-home.html
12140 ms
prev_slider.png
87 ms
next_slider.png
172 ms
opticalweb.ch 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
Form elements do not have associated labels
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
opticalweb.ch 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
opticalweb.ch SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opticalweb.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Opticalweb.ch 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.
opticalweb.ch
Open Graph description is not detected on the main page of OPTICAL WEB. 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: