Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

coburntechnologies.com

Ophthalmic Equipment, Lens Finishing & Edgers | Coburn Technologies

Page Load Speed

3.2 sec in total

First Response

69 ms

Resources Loaded

2.4 sec

Page Rendered

672 ms

About Website

Click here to check amazing Coburn Technologies content for United States. Otherwise, check out these important facts you probably never knew about coburntechnologies.com

Coburn Technologies manufactures, distributes, installs and services equipment, software and supplies used in ophthalmic diagnostics, machining, surfacing and finishing lenses.

Visit coburntechnologies.com

Key Findings

We analyzed Coburntechnologies.com page load time and found that the first response time was 69 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

coburntechnologies.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.113

86/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

Network Requests Diagram

www.coburntechnologies.com

69 ms

css

38 ms

cv.css

45 ms

layerslider.css

363 ms

layerslider.custom.css

402 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 68% of them (51 requests) were addressed to the original Coburntechnologies.com, 12% (9 requests) were made to Fs11.formsite.com and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Coburntechnologies.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 393.0 kB (29%)

Content Size

1.4 MB

After Optimization

961.9 kB

In fact, the total size of Coburntechnologies.com main page is 1.4 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 575.1 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 262.1 kB

  • Original 330.6 kB
  • After minification 327.7 kB
  • After compression 68.5 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 262.1 kB or 79% of the original size.

Image Optimization

-8%

Potential reduce by 48.4 kB

  • Original 575.1 kB
  • After minification 526.7 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. Coburn Technologies images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 46.0 kB

  • Original 300.7 kB
  • After minification 300.7 kB
  • After compression 254.7 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 46.0 kB or 15% of the original size.

CSS Optimization

-25%

Potential reduce by 36.5 kB

  • Original 148.5 kB
  • After minification 148.3 kB
  • After compression 112.0 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. Coburntechnologies.com needs all CSS files to be minified and compressed as it can save up to 36.5 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (66%)

Requests Now

64

After Optimization

22

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coburn Technologies. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

coburntechnologies.com accessibility score

82

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

coburntechnologies.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

coburntechnologies.com SEO score

90

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

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 Coburntechnologies.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 Coburntechnologies.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 Coburn Technologies. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: