Tools & Wizards About Us
world-of-photonics.net screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

world-of-photonics.net

LASER World of PHOTONICS | Weltleitmesse Laser- und Photonikindustrie

Page Load Speed

7.3 sec in total

First Response

324 ms

Resources Loaded

6.8 sec

Page Rendered

206 ms

world-of-photonics.net screenshot

About Website

Click here to check amazing World Of PHOTONICS content. Otherwise, check out these important facts you probably never knew about world-of-photonics.net

LASER World of PHOTONICS ist die Weltleitmesse für Komponenten, Systeme und Anwendungen der Photonik.

Visit world-of-photonics.net

Key Findings

We analyzed World-of-photonics.net page load time and found that the first response time was 324 ms and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

world-of-photonics.net performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value21.0 s

0/100

10%

TBT (Total Blocking Time)

Value20,570 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.358

30/100

15%

TTI (Time to Interactive)

Value30.9 s

0/100

10%

Network Requests Diagram

world-of-photonics.net

324 ms

www.world-of-photonics.com

940 ms

global.css

210 ms

fair_lngcss.css

210 ms

jquery_ui_custom.css.css

316 ms

Our browser made a total of 128 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original World-of-photonics.net, 95% (121 requests) were made to World-of-photonics.com and 3% (4 requests) were made to Etracker.de. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source World-of-photonics.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (34%)

Content Size

6.1 MB

After Optimization

4.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of World-of-photonics.net main page is 6.1 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 5.0 MB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 266.2 kB

  • Original 286.3 kB
  • After minification 274.0 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 266.2 kB or 93% of the original size.

Image Optimization

-24%

Potential reduce by 1.2 MB

  • Original 5.0 MB
  • After minification 3.8 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. Obviously, World Of PHOTONICS needs image optimization as it can save up to 1.2 MB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 367.9 kB

  • Original 540.1 kB
  • After minification 488.0 kB
  • After compression 172.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 367.9 kB or 68% of the original size.

CSS Optimization

-85%

Potential reduce by 270.8 kB

  • Original 316.8 kB
  • After minification 249.3 kB
  • After compression 46.0 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. World-of-photonics.net needs all CSS files to be minified and compressed as it can save up to 270.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 66 (52%)

Requests Now

126

After Optimization

60

  • Images
  • JavaScript
  • CSS

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of World Of PHOTONICS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

world-of-photonics.net

world-of-photonics.net

324 ms

www.world-of-photonics.com

www.world-of-photonics.com

940 ms

global.css

global.css

210 ms

fair_lngcss.css

fair_lngcss.css

210 ms

jquery_ui_custom.css.css

jquery_ui_custom.css.css

316 ms

desktop.css

desktop.css

320 ms

fancybox_style.css

fancybox_style.css

217 ms

jquery.min.js

jquery.min.js

668 ms

jquery.ui.custom.min.js

jquery.ui.custom.min.js

743 ms

jquery.jplayer.min.js

jquery.jplayer.min.js

544 ms

jquery.tablesorter.min.js

jquery.tablesorter.min.js

425 ms

brxlpager.js

brxlpager.js

428 ms

social_media.js

social_media.js

449 ms

script.js

script.js

535 ms

fair_navigation.js

fair_navigation.js

644 ms

tabs.js

tabs.js

554 ms

target_groups.js

target_groups.js

645 ms

fancybox_pack.js

fancybox_pack.js

769 ms

fancybox_media.js

fancybox_media.js

667 ms

fancybox.js

fancybox.js

765 ms

logobar.js

logobar.js

763 ms

stage.js

stage.js

772 ms

e.js

e.js

445 ms

navigation_desktop.css

navigation_desktop.css

461 ms

paragraph_templates_desktop.css

paragraph_templates_desktop.css

550 ms

footer_desktop.css

footer_desktop.css

558 ms

modules_desktop.css

modules_desktop.css

667 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

312 ms

211 ms

t.js

t.js

418 ms

mobile_metanav_arrow_gray_up.png

mobile_metanav_arrow_gray_up.png

110 ms

arrow_gray_down.png

arrow_gray_down.png

108 ms

laser-world-of-photonics-header.png

laser-world-of-photonics-header.png

110 ms

mmi_logo.png

mmi_logo.png

124 ms

mmi_arrow_right.png

mmi_arrow_right.png

122 ms

mmi_arrow_left.png

mmi_arrow_left.png

112 ms

main_nav_arrow_down.png

main_nav_arrow_down.png

212 ms

main_nav_arrow_up.png

main_nav_arrow_up.png

214 ms

main_nav_submenu_arrow_inactive.png

main_nav_submenu_arrow_inactive.png

222 ms

arrowleft_slider_transback.png

arrowleft_slider_transback.png

219 ms

arrowright_slider_transback.png

arrowright_slider_transback.png

229 ms

main_nav_icon_mobile.png

main_nav_icon_mobile.png

227 ms

main_nav_mobile_back_arrow.png

main_nav_mobile_back_arrow.png

316 ms

mod_nav_search_inactive.png

mod_nav_search_inactive.png

318 ms

content_arrow_link_intern.png

content_arrow_link_intern.png

323 ms

mod_nav_info_inactive.png

mod_nav_info_inactive.png

326 ms

las_slider_01_save-the-date-2017_980x360.png

las_slider_01_save-the-date-2017_980x360.png

2122 ms

las_slider_01_save-the-date-2017_660x250.png

las_slider_01_save-the-date-2017_660x250.png

2320 ms

las_slider_01_save-the-date-2017_320x200.png

las_slider_01_save-the-date-2017_320x200.png

759 ms

las_slider_04_ausstelleranmeldung_980x360.png

las_slider_04_ausstelleranmeldung_980x360.png

3226 ms

las_slider_04_ausstelleranmeldung_660x250.png

las_slider_04_ausstelleranmeldung_660x250.png

2818 ms

las_slider_04_ausstelleranmeldung_320x200.png

las_slider_04_ausstelleranmeldung_320x200.png

2209 ms

las_slider_03_ausstellungsbereiche_980x360.png

las_slider_03_ausstellungsbereiche_980x360.png

3253 ms

las_slider_03_ausstellungsbereiche_660x250.png

las_slider_03_ausstellungsbereiche_660x250.png

2745 ms

las_slider_03_ausstellungsbereiche_320x200.png

las_slider_03_ausstellungsbereiche_320x200.png

2621 ms

las_slider_02_congress_980x360.png

las_slider_02_congress_980x360.png

3254 ms

las_slider_02_congress_660x250.png

las_slider_02_congress_660x250.png

3040 ms

las_slider_02_congress_320x200.png

las_slider_02_congress_320x200.png

3060 ms

indicator.png

indicator.png

2922 ms

targetgroup_highlight_inactive.png

targetgroup_highlight_inactive.png

3026 ms

targetgroup_delimiter.gif

targetgroup_delimiter.gif

3144 ms

target-group_delimiter_mobile.gif

target-group_delimiter_mobile.gif

3160 ms

targetgroup_exhibitor_inactive.png

targetgroup_exhibitor_inactive.png

3173 ms

targetgroup_visitor_inactive.png

targetgroup_visitor_inactive.png

3250 ms

targetgroup_press_inactive.png

targetgroup_press_inactive.png

3264 ms

targetgroup_open.png

targetgroup_open.png

3279 ms

265760_teaser_exponat_light_IMG_290x120.jpg

265760_teaser_exponat_light_IMG_290x120.jpg

3234 ms

265898_teaser_besucher_ausgang_IMG_290x120.jpg

265898_teaser_besucher_ausgang_IMG_290x120.jpg

3267 ms

teaser_newsletter_IMG_290x120.jpg

teaser_newsletter_IMG_290x120.jpg

3266 ms

las_teaser_265958_exponat_light_IMG_290x120.jpg

las_teaser_265958_exponat_light_IMG_290x120.jpg

3266 ms

265880_teaser_messestand_IMG_290x120.jpg

265880_teaser_messestand_IMG_290x120.jpg

3258 ms

teaser_fotolia_44296913_s_partnerschaft_IMG_290x120.jpg

teaser_fotolia_44296913_s_partnerschaft_IMG_290x120.jpg

3272 ms

265924_teaser_messehalle_IMG_290x120.jpg

265924_teaser_messehalle_IMG_290x120.jpg

3249 ms

fotolia_57590333_s_kontakt_IMG_290x120.jpg

fotolia_57590333_s_kontakt_IMG_290x120.jpg

3265 ms

fraunhofer_ilt.jpg

fraunhofer_ilt.jpg

3255 ms

lasos.jpg

lasos.jpg

3265 ms

berliner-glas.jpg

berliner-glas.jpg

3262 ms

coherent.jpg

coherent.jpg

3274 ms

jenoptik.jpg

jenoptik.jpg

3257 ms

kuka.jpg

kuka.jpg

3260 ms

laser_2000.jpg

laser_2000.jpg

3260 ms

laser_components.jpg

laser_components.jpg

3268 ms

cnt_js.php

cnt_js.php

207 ms

cntcc

cntcc

210 ms

limo.jpg

limo.jpg

2835 ms

newport.jpg

newport.jpg

1488 ms

polytec.jpg

polytec.jpg

1470 ms

qioptic.jpg

qioptic.jpg

1364 ms

rofin.jpg

rofin.jpg

1067 ms

toptica.jpg

toptica.jpg

956 ms

trumpf.jpg

trumpf.jpg

884 ms

technologiezentrum.jpg

technologiezentrum.jpg

793 ms

zeiss.jpg

zeiss.jpg

759 ms

footer_arrow_link_transback.png

footer_arrow_link_transback.png

748 ms

socialmedia_phone_mobil.png

socialmedia_phone_mobil.png

732 ms

phone_code_arrow_left.png

phone_code_arrow_left.png

660 ms

social_media_youtube_logo.png

social_media_youtube_logo.png

646 ms

social_media_twitter_logo.png

social_media_twitter_logo.png

648 ms

gobutton.png

gobutton.png

667 ms

footer_ufilogo.png

footer_ufilogo.png

644 ms

messenetzwerk-laser-world-of-photonics-de.png

messenetzwerk-laser-world-of-photonics-de.png

648 ms

messenetzwerk-world-of-photonics-congress.png

messenetzwerk-world-of-photonics-congress.png

662 ms

messenetzwerk-laser-world-of-photonics-china.png

messenetzwerk-laser-world-of-photonics-china.png

649 ms

messenetzwerk-laser-world-of-photonics-india.png

messenetzwerk-laser-world-of-photonics-india.png

652 ms

content_arrow_link_extern.png

content_arrow_link_extern.png

663 ms

lai-messefinder.png

lai-messefinder.png

630 ms

lac-messefinder.png

lac-messefinder.png

635 ms

wop-congress-messefinder.png

wop-congress-messefinder.png

651 ms

lopec-logo.png

lopec-logo.png

649 ms

aut-messefinder.png

aut-messefinder.png

649 ms

bma-messefinder.png

bma-messefinder.png

653 ms

ifc-messefinder.png

ifc-messefinder.png

653 ms

anl-messefinder.png

anl-messefinder.png

650 ms

ift-messefinder.png

ift-messefinder.png

647 ms

acc-messefinder.png

acc-messefinder.png

649 ms

targetgroup_highlight_active.png

targetgroup_highlight_active.png

649 ms

hintergrundbild.jpg

hintergrundbild.jpg

646 ms

tablet.css

tablet.css

111 ms

navigation_tablet.css

navigation_tablet.css

111 ms

footer_tablet.css

footer_tablet.css

109 ms

paragraph_templates_tablet.css

paragraph_templates_tablet.css

117 ms

mobile.css

mobile.css

108 ms

navigation_mobile.css

navigation_mobile.css

115 ms

footer_mobile.css

footer_mobile.css

114 ms

paragraph_templates_mobile.css

paragraph_templates_mobile.css

131 ms

modules_mobile.css

modules_mobile.css

121 ms

fair_wallpaper_mobile.css

fair_wallpaper_mobile.css

119 ms

fair_print.css

fair_print.css

109 ms

Accessibility Review

world-of-photonics.net accessibility score

74

Accessibility Issues

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-*] attributes do not match their roles

High

ARIA IDs are not unique

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.

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

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

Best Practices

world-of-photonics.net best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

world-of-photonics.net SEO score

79

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

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise World-of-photonics.net can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that World-of-photonics.net 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

world-of-photonics.net

Open Graph description is not detected on the main page of World Of PHOTONICS. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: