Tools & Wizards About Us

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

truvisionacuity.com

Truvision Acuity - Digital Eye Chart Software - Visual Acuity System

Page Load Speed

2.6 sec in total

First Response

440 ms

Resources Loaded

1.4 sec

Page Rendered

755 ms

About Website

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

Introducing a robust digital acuity system with all the features you need, this high tech system outsmarts the competition. Each system includes, monitor, keyboard, computer, android tablet to control...

Visit truvisionacuity.com

Key Findings

We analyzed Truvisionacuity.com page load time and found that the first response time was 440 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

truvisionacuity.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value1,120 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.133

81/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

truvisionacuity.com

440 ms

constants.js

54 ms

pubsub.js

33 ms

global.js

31 ms

animations.js

45 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 79% of them (48 requests) were addressed to the original Truvisionacuity.com, 8% (5 requests) were made to Youtube.com and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (606 ms) belongs to the original domain Truvisionacuity.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 877.0 kB (45%)

Content Size

2.0 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Truvisionacuity.com main page is 2.0 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 664.3 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 542.9 kB

  • Original 594.6 kB
  • After minification 491.4 kB
  • After compression 51.7 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 103.1 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 542.9 kB or 91% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 664.3 kB
  • After minification 664.3 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. Truvision Acuity images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.8 kB

  • Original 272.1 kB
  • After minification 272.1 kB
  • After compression 269.3 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

-78%

Potential reduce by 331.3 kB

  • Original 427.2 kB
  • After minification 426.5 kB
  • After compression 95.9 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. Truvisionacuity.com needs all CSS files to be minified and compressed as it can save up to 331.3 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (76%)

Requests Now

58

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Truvision Acuity. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

truvisionacuity.com accessibility score

92

Accessibility Issues

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.

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 IDs are not unique

Best Practices

truvisionacuity.com best practices score

83

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

truvisionacuity.com SEO score

93

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

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 Truvisionacuity.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 Truvisionacuity.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 Truvision Acuity. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: