Tools & Wizards About Us
coopervision.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

coopervision.com

CooperVision | Live Brightly.| Eye Contacts

Page Load Speed

1.5 sec in total

First Response

54 ms

Resources Loaded

387 ms

Page Rendered

1 sec

coopervision.com screenshot

About Website

Welcome to coopervision.com homepage info - get ready to check Cooper Vision best content for United States right away, or after learning these important things about coopervision.com

Global provider of contacts for your eyes: CooperVision provides a great choice for contact lens wearers worldwide. Our offical web site has product information and advice on contact lenses.

Visit coopervision.com

Key Findings

We analyzed Coopervision.com page load time and found that the first response time was 54 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

coopervision.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value2,230 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value18.3 s

3/100

10%

Network Requests Diagram

coopervision.com

54 ms

coopervision.com

18 ms

OtAutoBlock.js

75 ms

otSDKStub.js

90 ms

css_PsPvikWbN25VpNLVV8qayH_09Uy6yVfEmD7F4BAf7-8.css

5 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 89% of them (50 requests) were addressed to the original Coopervision.com, 5% (3 requests) were made to Cdn.cookielaw.org and 2% (1 request) were made to Marvel-b2-cdn.bc0a.com. The less responsive or slowest element that took the longest time to load (90 ms) relates to the external source Cdn.cookielaw.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 958.9 kB (38%)

Content Size

2.5 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coopervision.com main page is 2.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 119.8 kB

  • Original 139.4 kB
  • After minification 115.9 kB
  • After compression 19.7 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 23.6 kB, which is 17% 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 119.8 kB or 86% of the original size.

Image Optimization

-39%

Potential reduce by 838.2 kB

  • Original 2.2 MB
  • After minification 1.3 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. Obviously, Cooper Vision needs image optimization as it can save up to 838.2 kB or 39% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 780 B

  • Original 107.2 kB
  • After minification 107.2 kB
  • After compression 106.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 135 B

  • Original 86.3 kB
  • After minification 86.3 kB
  • After compression 86.2 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. Coopervision.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (31%)

Requests Now

48

After Optimization

33

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cooper Vision. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

coopervision.com

coopervision.com

54 ms

coopervision.com

coopervision.com

18 ms

OtAutoBlock.js

OtAutoBlock.js

75 ms

otSDKStub.js

otSDKStub.js

90 ms

css_PsPvikWbN25VpNLVV8qayH_09Uy6yVfEmD7F4BAf7-8.css

css_PsPvikWbN25VpNLVV8qayH_09Uy6yVfEmD7F4BAf7-8.css

5 ms

css_E8-pdMoaLOxy_m21J_2Ez-nbECGa7H20fnNEBVgT7B8.css

css_E8-pdMoaLOxy_m21J_2Ez-nbECGa7H20fnNEBVgT7B8.css

12 ms

js_dRxexGEii8SoO8DHFrTE9NlR9m84iBYazkjRPxDHfp4.js

js_dRxexGEii8SoO8DHFrTE9NlR9m84iBYazkjRPxDHfp4.js

20 ms

marvel.js

marvel.js

38 ms

js_BJfwD-Tn5I6moceTdk2RVver4n1c7A9rpMtuVKKJ6ps.js

js_BJfwD-Tn5I6moceTdk2RVver4n1c7A9rpMtuVKKJ6ps.js

24 ms

optanon_wrapper.js

optanon_wrapper.js

25 ms

30700223.js

30700223.js

29 ms

js_iNPw8GEEvBE_nQ0_Gqf8SszS9e9zMH2nknecYLgMHGM.js

js_iNPw8GEEvBE_nQ0_Gqf8SszS9e9zMH2nknecYLgMHGM.js

24 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

32 ms

js_tm8Vn1CbDRvIrVQZx5pXypPWuAZJk0RDxualysYOxZw.js

js_tm8Vn1CbDRvIrVQZx5pXypPWuAZJk0RDxualysYOxZw.js

27 ms

gtm.js

gtm.js

24 ms

gtag.js

gtag.js

26 ms

js_N54fdMmKPfPU5IT5QPFZm_-jPB4Vha7Sc3r3gkfycFc.js

js_N54fdMmKPfPU5IT5QPFZm_-jPB4Vha7Sc3r3gkfycFc.js

26 ms

accordion.frontend.min.js

accordion.frontend.min.js

26 ms

js_YqJb95FXtQUT9poUfaEPWDqny430PlLE9uZ9fCOQRHA.js

js_YqJb95FXtQUT9poUfaEPWDqny430PlLE9uZ9fCOQRHA.js

26 ms

a428a480-c25d-4ab8-96d3-bea3cbc396cc.json

a428a480-c25d-4ab8-96d3-bea3cbc396cc.json

90 ms

ibook.svg

ibook.svg

53 ms

logo.png

logo.png

9 ms

myday-family-800x450.png

myday-family-800x450.png

10 ms

clariti_sphere_90pk_branded_carton_sauflon_frontview_0.jpg

clariti_sphere_90pk_branded_carton_sauflon_frontview_0.jpg

9 ms

misight_800x450.png

misight_800x450.png

10 ms

biofinity-family-toric-mf-front.jpg

biofinity-family-toric-mf-front.jpg

10 ms

avaira-vitality-800x450_0.jpg

avaira-vitality-800x450_0.jpg

12 ms

CV_NavSearch.svg

CV_NavSearch.svg

11 ms

hp-banner-coopervision-difference-mobile.jpg

hp-banner-coopervision-difference-mobile.jpg

13 ms

myday-consumer-homepage-mobile-banner-800x450.jpg

myday-consumer-homepage-mobile-banner-800x450.jpg

12 ms

hp-banner-no-two-eyes-opt2-mobile.jpg

hp-banner-no-two-eyes-opt2-mobile.jpg

14 ms

homepage-2up_upper_default.png

homepage-2up_upper_default.png

20 ms

homepage-2up_lower_default.png

homepage-2up_lower_default.png

18 ms

freetrialsicon.png

freetrialsicon.png

13 ms

inventive-icon.png

inventive-icon.png

15 ms

find-doctor-icon.png

find-doctor-icon.png

15 ms

uj-banner-default.jpg

uj-banner-default.jpg

16 ms

hp-contact-lens-case.jpg

hp-contact-lens-case.jpg

14 ms

hp-childhood-nearsightedness.jpg

hp-childhood-nearsightedness.jpg

15 ms

hp-man-glasses-computer_0.jpg

hp-man-glasses-computer_0.jpg

15 ms

hp-woman-at-eye-appointment.jpg

hp-woman-at-eye-appointment.jpg

16 ms

Cooper%202022%20ESG%20report%20cover%201500x785.jpg

Cooper%202022%20ESG%20report%20cover%201500x785.jpg

18 ms

about-cta-default.png

about-cta-default.png

26 ms

top-work-places_in_the_bay_area_2012_and_2010.png

top-work-places_in_the_bay_area_2012_and_2010.png

20 ms

optician_awards_poy.jpg

optician_awards_poy.jpg

21 ms

silmodor.jpg

silmodor.jpg

21 ms

logo-header3.png

logo-header3.png

18 ms

eyevote_logo_1115_coopervision-21.jpg

eyevote_logo_1115_coopervision-21.jpg

19 ms

bcla-logo-with-wording.jpg

bcla-logo-with-wording.jpg

25 ms

merit-awards-healthcare-gold.png

merit-awards-healthcare-gold.png

20 ms

fostbook-webfont.woff

fostbook-webfont.woff

23 ms

fostbold-webfont.woff

fostbold-webfont.woff

4 ms

icons.woff

icons.woff

20 ms

fostdemi-webfont.woff

fostdemi-webfont.woff

21 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

19 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

20 ms

Accessibility Review

coopervision.com accessibility score

95

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

coopervision.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

coopervision.com SEO score

82

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Coopervision.com 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 Coopervision.com 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

coopervision.com

Open Graph description is not detected on the main page of Cooper Vision. 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: