Tools & Wizards About Us
opticalweb.ch screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

opticalweb.ch

Contact lenses, prescription glasses , frames and sunglasses - online - OPTICAL WEB

Page Load Speed

5.3 sec in total

First Response

186 ms

Resources Loaded

4.4 sec

Page Rendered

731 ms

opticalweb.ch screenshot

About Website

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.ch

Key Findings

We analyzed Opticalweb.ch page load time and found that the first response time was 186 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

opticalweb.ch performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.105

88/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

opticalweb.ch

186 ms

www.opticalweb.ch

2164 ms

global.css

260 ms

highdpi.css

255 ms

responsive-tables.css

280 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 91% of them (106 requests) were addressed to the original Opticalweb.ch, 4% (5 requests) were made to Fonts.gstatic.com and 3% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Opticalweb.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 109.9 kB (6%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

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. 50% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 59.3 kB

  • Original 72.2 kB
  • After minification 65.2 kB
  • After compression 12.9 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 59.3 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 11.7 kB

  • Original 1.6 MB
  • After minification 1.6 MB

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.

JavaScript Optimization

-17%

Potential reduce by 29.7 kB

  • Original 179.0 kB
  • After minification 178.3 kB
  • After compression 149.4 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 29.7 kB or 17% of the original size.

CSS Optimization

-11%

Potential reduce by 9.3 kB

  • Original 80.9 kB
  • After minification 80.8 kB
  • After compression 71.7 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. Opticalweb.ch needs all CSS files to be minified and compressed as it can save up to 9.3 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 67 (62%)

Requests Now

108

After Optimization

41

  • Images
  • JavaScript
  • CSS

The browser has sent 108 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 33 to 1 for JavaScripts and from 36 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

opticalweb.ch

opticalweb.ch

186 ms

www.opticalweb.ch

www.opticalweb.ch

2164 ms

global.css

global.css

260 ms

highdpi.css

highdpi.css

255 ms

responsive-tables.css

responsive-tables.css

280 ms

uniform.default.css

uniform.default.css

281 ms

blockcart.css

blockcart.css

285 ms

jquery.bxslider.css

jquery.bxslider.css

284 ms

blockcategories.css

blockcategories.css

339 ms

blockcurrencies.css

blockcurrencies.css

344 ms

blocklanguages.css

blocklanguages.css

346 ms

blockcontact.css

blockcontact.css

352 ms

product_list.css

product_list.css

372 ms

blocknewsletter.css

blocknewsletter.css

374 ms

blocksearch.css

blocksearch.css

422 ms

jquery.autocomplete.css

jquery.autocomplete.css

429 ms

blocktags.css

blocktags.css

429 ms

blockuserinfo.css

blockuserinfo.css

439 ms

blockwishlist.css

blockwishlist.css

460 ms

productcomments.css

productcomments.css

464 ms

nivo-slider.css

nivo-slider.css

505 ms

posrotatorimg.css

posrotatorimg.css

514 ms

posbestsellers.css

posbestsellers.css

514 ms

jquery-ui-1.9.2.custom.css

jquery-ui-1.9.2.custom.css

525 ms

ambjolisearch16.css

ambjolisearch16.css

550 ms

category.css

category.css

554 ms

ambjoliautocomplete.css

ambjoliautocomplete.css

588 ms

front.css

front.css

599 ms

iqitmegamenu_s_1.css

iqitmegamenu_s_1.css

600 ms

custom.css

custom.css

612 ms

front.css

front.css

638 ms

jquery.fancybox.min.css

jquery.fancybox.min.css

645 ms

everpspopup.css

everpspopup.css

670 ms

css

css

33 ms

animate.css

animate.css

684 ms

css

css

50 ms

1.jpg

1.jpg

678 ms

2.jpg

2.jpg

720 ms

3.jpg

3.jpg

722 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

760 ms

jquery-migrate-1.2.1.min.js

jquery-migrate-1.2.1.min.js

518 ms

css

css

26 ms

css

css

43 ms

jquery.easing.js

jquery.easing.js

511 ms

tools.js

tools.js

508 ms

global.js

global.js

513 ms

10-bootstrap.min.js

10-bootstrap.min.js

541 ms

15-jquery.total-storage.min.js

15-jquery.total-storage.min.js

571 ms

15-jquery.uniform-modified.js

15-jquery.uniform-modified.js

529 ms

ajax-cart.js

ajax-cart.js

521 ms

jquery.scrollTo.js

jquery.scrollTo.js

537 ms

jquery.serialScroll.js

jquery.serialScroll.js

563 ms

jquery.bxslider.js

jquery.bxslider.js

559 ms

treeManagement.js

treeManagement.js

561 ms

blocknewsletter.js

blocknewsletter.js

529 ms

jquery.autocomplete.js

jquery.autocomplete.js

522 ms

ajax-wishlist.js

ajax-wishlist.js

540 ms

jquery.nivo.slider.pack.js

jquery.nivo.slider.pack.js

566 ms

scrolltop.js

scrolltop.js

561 ms

jquery-ui-1.9.2.custom.js

jquery-ui-1.9.2.custom.js

641 ms

jquery.autocomplete.html.js

jquery.autocomplete.html.js

530 ms

ambjolisearch.js

ambjolisearch.js

521 ms

classie.js

classie.js

541 ms

front_horizontal.js

front_horizontal.js

569 ms

front_vertical.js

front_vertical.js

572 ms

front_sticky.js

front_sticky.js

567 ms

accordion.js

accordion.js

536 ms

front.js

front.js

542 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

673 ms

everpspopup.js

everpspopup.js

575 ms

index.js

index.js

565 ms

owl.carousel.js

owl.carousel.js

561 ms

jquery.cookie.js

jquery.cookie.js

540 ms

7.jpg

7.jpg

546 ms

optical-web-logo-1591201712.jpg

optical-web-logo-1591201712.jpg

547 ms

pxiEyp8kv8JHgFVrJJnedA.woff

pxiEyp8kv8JHgFVrJJnedA.woff

19 ms

pxiByp8kv8JHgFVrLGT9Z1JlEw.woff

pxiByp8kv8JHgFVrLGT9Z1JlEw.woff

30 ms

pxiByp8kv8JHgFVrLDz8Z1JlEw.woff

pxiByp8kv8JHgFVrLDz8Z1JlEw.woff

39 ms

pxiByp8kv8JHgFVrLEj6Z1JlEw.woff

pxiByp8kv8JHgFVrLEj6Z1JlEw.woff

43 ms

pxiByp8kv8JHgFVrLCz7Z1JlEw.woff

pxiByp8kv8JHgFVrLCz7Z1JlEw.woff

43 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

660 ms

SOLAIRES%20ANGLAIS.jpg

SOLAIRES%20ANGLAIS.jpg

823 ms

LUNETTES%20ANGLAIS.jpg

LUNETTES%20ANGLAIS.jpg

791 ms

LENTILLES%20ANGLAIS.jpg

LENTILLES%20ANGLAIS.jpg

1062 ms

Acuvue.png

Acuvue.png

578 ms

AirOptix.png

AirOptix.png

576 ms

Avaira.png

Avaira.png

622 ms

Bioclear.png

Bioclear.png

605 ms

Biofinity.png

Biofinity.png

630 ms

Biomedics.png

Biomedics.png

666 ms

Biotrue.png

Biotrue.png

683 ms

Clariti.png

Clariti.png

696 ms

Dailies.png

Dailies.png

700 ms

Extreme%20h2o.jpg

Extreme%20h2o.jpg

708 ms

Freshlook.png

Freshlook.png

707 ms

MyDay.png

MyDay.png

697 ms

Proclear.png

Proclear.png

717 ms

PureVision.png

PureVision.png

730 ms

Soflens.png

Soflens.png

724 ms

Ultra.jpg

Ultra.jpg

706 ms

VERRES%20ANGLAIS.jpg

VERRES%20ANGLAIS.jpg

783 ms

5.jpg

5.jpg

814 ms

6.jpg

6.jpg

894 ms

LENTILLES.png

LENTILLES.png

720 ms

ga.js

ga.js

17 ms

TOP%20SOLAIRES.jpg

TOP%20SOLAIRES.jpg

697 ms

LUNETTES%20OPTIQUES.png

LUNETTES%20OPTIQUES.png

778 ms

BUREAU%204.jpg

BUREAU%204.jpg

875 ms

LOGO%20OW%202017.jpg

LOGO%20OW%202017.jpg

781 ms

icon_search.png

icon_search.png

790 ms

icon_cart.png

icon_cart.png

754 ms

icon_account.png

icon_account.png

782 ms

loader.gif

loader.gif

783 ms

links_static.png

links_static.png

810 ms

vikinguard.js

vikinguard.js

79 ms

prev_slider.png

prev_slider.png

88 ms

next_slider.png

next_slider.png

91 ms

Accessibility Review

opticalweb.ch accessibility score

65

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

opticalweb.ch best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

opticalweb.ch SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    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.

Social Sharing Optimization

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: