Tools & Wizards About Us
lavision.de screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

lavision.de

LaVision

Page Load Speed

5.7 sec in total

First Response

856 ms

Resources Loaded

4.1 sec

Page Rendered

731 ms

lavision.de screenshot

About Website

Click here to check amazing La Vision content for Singapore. Otherwise, check out these important facts you probably never knew about lavision.de

LaVisions Imaging und Sensor Systeme bieten marktgerechte Lösungen für die Strömungsmesstechnik, Verbrennungs-, Spray- und Partikelanalyse sowie für die berührungslose Materialprüfung.

Visit lavision.de

Key Findings

We analyzed Lavision.de page load time and found that the first response time was 856 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

lavision.de performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value1.489

0/100

15%

TTI (Time to Interactive)

Value4.4 s

83/100

10%

Network Requests Diagram

856 ms

base.css

186 ms

all.css

371 ms

lightview.css

279 ms

lity.css

281 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that all of those requests were addressed to Lavision.de and no external sources were called. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Lavision.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.9 MB (59%)

Content Size

11.7 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lavision.de main page is 11.7 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. 65% of websites need less resources to load. Images take 11.3 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 143.5 kB

  • Original 163.8 kB
  • After minification 152.9 kB
  • After compression 20.3 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. 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 143.5 kB or 88% of the original size.

Image Optimization

-59%

Potential reduce by 6.7 MB

  • Original 11.3 MB
  • After minification 4.6 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, La Vision needs image optimization as it can save up to 6.7 MB or 59% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 2.6 kB

  • Original 155.5 kB
  • After minification 155.5 kB
  • After compression 152.8 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

-14%

Potential reduce by 5.9 kB

  • Original 40.9 kB
  • After minification 40.9 kB
  • After compression 35.0 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. Lavision.de needs all CSS files to be minified and compressed as it can save up to 5.9 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (30%)

Requests Now

74

After Optimization

52

  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of La Vision. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

856 ms

base.css

base.css

186 ms

all.css

all.css

371 ms

lightview.css

lightview.css

279 ms

lity.css

lity.css

281 ms

font-awesome.min.css

font-awesome.min.css

300 ms

slicknav.min.css

slicknav.min.css

298 ms

fresco.css

fresco.css

301 ms

responsive.css

responsive.css

376 ms

careers.css

careers.css

376 ms

jquery.js

jquery.js

500 ms

jquery-migrate.js

jquery-migrate.js

398 ms

jwplayer.js

jwplayer.js

515 ms

lightview.js

lightview.js

464 ms

spinners.js

spinners.js

464 ms

scrollTo.js

scrollTo.js

465 ms

fresco.js

fresco.js

601 ms

js.js

js.js

560 ms

jquery.slicknav.min.js

jquery.slicknav.min.js

559 ms

lity.js

lity.js

560 ms

cookie.js

cookie.js

599 ms

js-cookie.js

js-cookie.js

611 ms

cc.css

cc.css

653 ms

cc.js

cc.js

652 ms

video.js

video.js

763 ms

body.jpg

body.jpg

108 ms

Banner-FlowBOS.png

Banner-FlowBOS.png

369 ms

Banner_Locust_01.jpg

Banner_Locust_01.jpg

304 ms

Banner-GlassDIC.png

Banner-GlassDIC.png

399 ms

Banner-ContractMeasurements.png

Banner-ContractMeasurements.png

400 ms

Banner-SM-inspex.png

Banner-SM-inspex.png

464 ms

Banner_Shake_the_box_03.jpg

Banner_Shake_the_box_03.jpg

304 ms

2550_33_Kachel_Fluid_Mechanics_01g.jpg

2550_33_Kachel_Fluid_Mechanics_01g.jpg

305 ms

3933_33_BOS-in-car.png

3933_33_BOS-in-car.png

472 ms

3929_33_Kachel-L_Ind0_Prime_04.jpg

3929_33_Kachel-L_Ind0_Prime_04.jpg

401 ms

2552_33_Kachel_Material_testing_01g.jpg

2552_33_Kachel_Material_testing_01g.jpg

461 ms

2549_33_Kachel_Combustion_02g.jpg

2549_33_Kachel_Combustion_02g.jpg

498 ms

2548_33_Kachel_Automotive_01g.jpg

2548_33_Kachel_Automotive_01g.jpg

500 ms

2555_33_Kachel_Sprays_01g.jpg

2555_33_Kachel_Sprays_01g.jpg

502 ms

2554_33_Kachel_ParticleCharacter_01g.jpg

2554_33_Kachel_ParticleCharacter_01g.jpg

553 ms

subscribe.png

subscribe.png

556 ms

BR_ParticleMaster.png

BR_ParticleMaster.png

843 ms

BR_Tomo-PIV.png

BR_Tomo-PIV.png

598 ms

BR_ProductGuide.png

BR_ProductGuide.png

598 ms

BR_FlowMaster_TR-PIV.png

BR_FlowMaster_TR-PIV.png

599 ms

BR_StrainMaster.png

BR_StrainMaster.png

645 ms

BR_Automotive.png

BR_Automotive.png

650 ms

BR_Combustion.png

BR_Combustion.png

698 ms

BR_Micro-Strain.png

BR_Micro-Strain.png

699 ms

BR_FluidDynamics.png

BR_FluidDynamics.png

700 ms

BR_SprayMaster.png

BR_SprayMaster.png

738 ms

BR_SMPortable.png

BR_SMPortable.png

742 ms

BR_STB.png

BR_STB.png

801 ms

BR_FlowMaster.png

BR_FlowMaster.png

800 ms

FB.png

FB.png

801 ms

YT.png

YT.png

830 ms

LI.png

LI.png

835 ms

logo.png

logo.png

901 ms

logo_small.png

logo_small.png

901 ms

search-icon.svg

search-icon.svg

853 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

822 ms

Corporate-Video.png

Corporate-Video.png

1208 ms

Pressure-from-PIV.png

Pressure-from-PIV.png

1107 ms

MS-UW.png

MS-UW.png

997 ms

ParticleMaster.png

ParticleMaster.png

2004 ms

EngineMaster-inspex.png

EngineMaster-inspex.png

1763 ms

Tomographic-LIF-Imaging.png

Tomographic-LIF-Imaging.png

1099 ms

ICOS.png

ICOS.png

1012 ms

Large-scale-measurements.png

Large-scale-measurements.png

1118 ms

Spray-Imaging.png

Spray-Imaging.png

1352 ms

lang.png

lang.png

1044 ms

langnav.png

langnav.png

1117 ms

nav.png

nav.png

1104 ms

navon.png

navon.png

1113 ms

sprite.png

sprite.png

1180 ms

blank.gif

blank.gif

1142 ms

Accessibility Review

lavision.de accessibility score

76

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

lavision.de best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lavision.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lavision.de 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 Lavision.de 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

lavision.de

Open Graph description is not detected on the main page of La Vision. 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: