5.7 sec in total
320 ms
3.9 sec
1.4 sec
Welcome to opticalexpress.nl homepage info - get ready to check Optical Express best content for United Kingdom right away, or after learning these important things about opticalexpress.nl
Leading laser eye surgery provider with world class technology and offer lens surgery, cataract surgery, glasses, and contact lenses | Optical Express
Visit opticalexpress.nlWe analyzed Opticalexpress.nl page load time and found that the first response time was 320 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
opticalexpress.nl performance score
name
value
score
weighting
Value3.4 s
39/100
10%
Value9.2 s
1/100
25%
Value12.3 s
3/100
10%
Value13,310 ms
0/100
30%
Value0.004
100/100
15%
Value23.8 s
1/100
10%
320 ms
917 ms
73 ms
455 ms
610 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Opticalexpress.nl, 78% (49 requests) were made to Opticalexpress.co.uk and 6% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Opticalexpress.co.uk.
Page size can be reduced by 252.1 kB (14%)
1.8 MB
1.5 MB
In fact, the total size of Opticalexpress.nl main page is 1.8 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 1.3 MB which makes up the majority of the site volume.
Potential reduce by 146.3 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 43.7 kB, which is 26% 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 146.3 kB or 87% of the original size.
Potential reduce by 8.4 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. Optical Express images are well optimized though.
Potential reduce by 60.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 60.4 kB or 25% of the original size.
Potential reduce by 37.1 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. Opticalexpress.nl needs all CSS files to be minified and compressed as it can save up to 37.1 kB or 33% of the original size.
Number of requests can be reduced by 27 (52%)
52
25
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optical Express. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
opticalexpress.nl
320 ms
www.opticalexpress.co.uk
917 ms
gtm.js
73 ms
styles.css
455 ms
jquery-3.3.1.min.js
610 ms
owl.carousel.min.css
383 ms
owl.theme.default.min.css
948 ms
slick.css
884 ms
thanks-a-million.css
883 ms
css
153 ms
css
218 ms
jquery.min.js
1095 ms
jquery.matchHeight-min.js
1000 ms
picturefill.min.js
1007 ms
jquery.validate.min.js
993 ms
jqueryui-min.js
1096 ms
opticalexpress-partials.min.js
977 ms
booking.js
1056 ms
bookingQuestionSteps.js
1066 ms
slick.min.js
1067 ms
owl.carousel.min.js
1068 ms
owl-carousel-config.js
1068 ms
simpleParallax.min.js
552 ms
main.dist.min.js
1251 ms
all-min.js
2018 ms
thanks-a-million.js
1068 ms
tp.widget.bootstrap.min.js
781 ms
cookieControl-9.x.min.js
882 ms
masonry.pkgd.min.js
733 ms
spinner.gif
928 ms
patient-reviews-carousel.png
1925 ms
demi-rose-mawby_carousel.jpg
1926 ms
alex-mcleish_patient-reviews_carousel.jpg
1930 ms
andy-cameron_patient-reviews_carousel.jpg
1930 ms
jill-gourlay_patient-reviews_carousel.jpg
1927 ms
bruno_patient-reviews_carousel.jpg
1931 ms
jamz_patient-reviews_carousel.jpg
1928 ms
laura-gilmour_patient-reviews_carousel.jpg
1932 ms
troy-williamson_patient-reviews_carousel.jpg
2072 ms
black-user-icon.jpg
1928 ms
black-eye-icon.jpg
1927 ms
percent-solid.png
1929 ms
black-ey-icon.png
2072 ms
find-a-eye-clinic.png
2073 ms
mobile-mbanner-home.jpg
1859 ms
regular-semibold.woff
1760 ms
regular-bold.woff
1757 ms
regular-medium.woff
1760 ms
open-sans-regular.woff
1558 ms
open-sans-bold.woff
1558 ms
eye-closeup_homepage.jpg
1523 ms
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1506 ms
environmental-statement_homepage.jpg
1606 ms
project-e-beach-image.jpg
1499 ms
pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf
129 ms
pxiByp8kv8JHgFVrLCz7Z1xlEA.ttf
246 ms
pxiEyp8kv8JHgFVrJJfedw.ttf
247 ms
pxiByp8kv8JHgFVrLDz8Z1xlEA.ttf
247 ms
blue-background.jpg
1176 ms
home-group-3-fun4.jpg
1230 ms
trustpilot-inline-white-1024x121-4-5-stars.png
1212 ms
persistCampaign.php
478 ms
cse.js
181 ms
opticalexpress.nl accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
opticalexpress.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
opticalexpress.nl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opticalexpress.nl 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 Opticalexpress.nl 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.
opticalexpress.nl
Open Graph data is detected on the main page of Optical Express. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: