Access greenlightoptics.com. Optical Systems Engineering & Manufacturing

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

www.greenlightoptics.com

576 ms

aos.css

89 ms

aos.js

111 ms

platform.js

52 ms

font-awesome.min.css

53 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 80% of them (51 requests) were addressed to the original Greenlightoptics.com, 5% (3 requests) were made to Use.fontawesome.com and 2% (1 request) were made to Apps.elfsight.com. The less responsive or slowest element that took the longest time to load (576 ms) belongs to the original domain Greenlightoptics.com.

Content Size

2.4 MB

After Optimization

1.8 MB

In fact, the total size of Greenlightoptics.com main page is 2.4 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. 50% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 47.0 kB

Original 67.1 kB
After minification 66.1 kB
After compression 20.1 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 47.0 kB or 70% of the original size.

Image Optimization

-10%

Potential reduce by 124.7 kB

Original 1.3 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. Greenlight Optics images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 267.1 kB

Original 891.7 kB
After minification 877.1 kB
After compression 624.6 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 267.1 kB or 30% of the original size.

CSS Optimization

-69%

Potential reduce by 107.0 kB

Original 154.0 kB
After minification 143.9 kB
After compression 47.0 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. Greenlightoptics.com needs all CSS files to be minified and compressed as it can save up to 107.0 kB or 69% of the original size.

Requests Now

After Optimization

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Greenlight Optics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links do not have descriptive text

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

High

Links are not crawlable

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/).

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 Greenlightoptics.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 Greenlightoptics.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

greenlightoptics.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Optical Systems Engineering & Manufacturing | Greenlight Optics

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.greenlightoptics.com

aos.css

aos.js

platform.js

font-awesome.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.greenlightoptics.com

aos.css

aos.js

platform.js

font-awesome.min.css

all.css

js

responsive.css

api.js

jquery.min.js

richhtmlticker.js

layerslider.css

greensock.js

layerslider.transitions.js

layerslider.kreaturamedia.jquery.js

jquery-2.1.1.min.js

feature.presenter.1.2.css

feature.presenter.1.2.js

instalink-1.3.0.min.css

instalink-1.3.0.min.js

js

html5lightbox.js

publicstyle.css

mbcsmbmcp.css

WebResource.axd

WebResource.axd

WebResource.axd

WebResource.axd

WebResource.axd

WebResource.axd

Telerik.Web.UI.WebResource.axd

mbjsmbmcp.js

jquery-easing-1.3.js

jquery-transit-modified.js

Window.Metro.css

aos.js

platform.js

recaptcha__en.js

css

logo.png

e91d7000-ded1-4692-95d3-785aa25ac1f0.png

spotlight.png

icon-plastics-optics-molding.png