Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

ophthalmetryoptical.com

Optometrist Equipment Distributor - Ophthalmetry Optical

Page Load Speed

3.6 sec in total

First Response

365 ms

Resources Loaded

2.9 sec

Page Rendered

374 ms

About Website

Visit ophthalmetryoptical.com now to see the best up-to-date Ophthalmetry Optical content and also check out these interesting facts you probably never knew about ophthalmetryoptical.com

the best source of ophthalmic instruments from Fundus Camera, handheld autorefractor, retinal imaging, and tonometer for Optometrists

Visit ophthalmetryoptical.com

Key Findings

We analyzed Ophthalmetryoptical.com page load time and found that the first response time was 365 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

ophthalmetryoptical.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value2,660 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.239

52/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

www.ophthalmetryoptical.com

365 ms

www.ophthalmetryoptical.com

403 ms

v_19_2d02091558c4720372c7c534d288f130_all.css

109 ms

css

31 ms

logo-normal-1.jpg

192 ms

Our browser made a total of 142 requests to load all elements on the main page. We found that 97% of them (138 requests) were addressed to the original Ophthalmetryoptical.com, 1% (1 request) were made to Fonts.googleapis.com and 1% (1 request) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Ophthalmetryoptical.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 262.2 kB (16%)

Content Size

1.6 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ophthalmetryoptical.com main page is 1.6 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. 65% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 202.4 kB

  • Original 228.2 kB
  • After minification 228.2 kB
  • After compression 25.8 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 202.4 kB or 89% of the original size.

Image Optimization

-5%

Potential reduce by 59.3 kB

  • Original 1.2 MB
  • After minification 1.2 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. Ophthalmetry Optical images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1 B

  • Original 69.2 kB
  • After minification 69.2 kB
  • After compression 69.2 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.

CSS Optimization

-1%

Potential reduce by 563 B

  • Original 95.8 kB
  • After minification 95.8 kB
  • After compression 95.2 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. Ophthalmetryoptical.com has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

133

After Optimization

133

  • Images
  • JavaScript
  • CSS

The browser has sent 133 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ophthalmetry Optical. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

ophthalmetryoptical.com accessibility score

74

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

ophthalmetryoptical.com best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

ophthalmetryoptical.com SEO score

100

Search Engine Optimization Advices

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 Ophthalmetryoptical.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 Ophthalmetryoptical.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

Open Graph data is detected on the main page of Ophthalmetry Optical. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: