Tools & Wizards About Us
opto-e.com screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

opto-e.com

Optical Imaging Technologies for Machine Vision | Opto Engineering

Page Load Speed

2.3 sec in total

First Response

90 ms

Resources Loaded

550 ms

Page Rendered

1.6 sec

opto-e.com screenshot

About Website

Welcome to opto-e.com homepage info - get ready to check Opto E best content for Switzerland right away, or after learning these important things about opto-e.com

Opto Engineering designs, manufactures and markets imaging components, such as optics, illuminators, software and vision units, in order to solve every machine vision application.

Visit opto-e.com

Key Findings

We analyzed Opto-e.com page load time and found that the first response time was 90 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

opto-e.com performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value2.8 s

95/100

10%

TBT (Total Blocking Time)

Value730 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.279

43/100

15%

TTI (Time to Interactive)

Value5.6 s

69/100

10%

Network Requests Diagram

opto-e.com

90 ms

www.opto-e.com

152 ms

uc.js

75 ms

js

167 ms

algoliasearch.umd.js

65 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 92% of them (58 requests) were addressed to the original Opto-e.com, 5% (3 requests) were made to Cdn.jsdelivr.net and 2% (1 request) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (185 ms) belongs to the original domain Opto-e.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 271.1 kB (11%)

Content Size

2.5 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Opto-e.com main page is 2.5 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 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 54.6 kB

  • Original 73.7 kB
  • After minification 73.7 kB
  • After compression 19.1 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 54.6 kB or 74% of the original size.

Image Optimization

-8%

Potential reduce by 192.9 kB

  • Original 2.4 MB
  • After minification 2.2 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. Opto E images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 9.2 kB

  • Original 34.5 kB
  • After minification 34.5 kB
  • After compression 25.3 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 9.2 kB or 27% of the original size.

CSS Optimization

-44%

Potential reduce by 14.3 kB

  • Original 32.7 kB
  • After minification 19.8 kB
  • After compression 18.4 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. Opto-e.com needs all CSS files to be minified and compressed as it can save up to 14.3 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (21%)

Requests Now

61

After Optimization

48

  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opto E. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

opto-e.com

opto-e.com

90 ms

www.opto-e.com

www.opto-e.com

152 ms

uc.js

uc.js

75 ms

js

js

167 ms

algoliasearch.umd.js

algoliasearch.umd.js

65 ms

autocomplete-js

autocomplete-js

70 ms

autocomplete-theme-classic

autocomplete-theme-classic

74 ms

glightbox.min.css

glightbox.min.css

44 ms

tailwind-main.css

tailwind-main.css

91 ms

base.css

base.css

96 ms

swiper-11.0.3.min.css

swiper-11.0.3.min.css

60 ms

home.css

home.css

67 ms

algoliaAutocomplete.js

algoliaAutocomplete.js

64 ms

glightbox.min.js

glightbox.min.js

78 ms

common.js

common.js

102 ms

swiper-11.0.3.min.js

swiper-11.0.3.min.js

110 ms

home.js

home.js

103 ms

logo-opto.svg

logo-opto.svg

44 ms

banner-vision-2024-en.jpg

banner-vision-2024-en.jpg

39 ms

who-en.jpg

who-en.jpg

42 ms

itala-pink-en.png

itala-pink-en.png

38 ms

itala-roboteyes-en.jpg

itala-roboteyes-en.jpg

37 ms

banner-aml2.jpg

banner-aml2.jpg

46 ms

Banner_Watch_ITALA_1600x380px.jpg

Banner_Watch_ITALA_1600x380px.jpg

47 ms

Banner_TELECENTRICI24.jpg

Banner_TELECENTRICI24.jpg

48 ms

Banner_TCCAGE-ITALA_EN_1600x380px.gif

Banner_TCCAGE-ITALA_EN_1600x380px.gif

51 ms

EL5MP-ITALA_EN.jpg

EL5MP-ITALA_EN.jpg

50 ms

itala-C-front.jpg

itala-C-front.jpg

63 ms

EL5MP1656ITALA_GEL_02.jpg

EL5MP1656ITALA_GEL_02.jpg

53 ms

HC-main-award.jpg

HC-main-award.jpg

53 ms

LT2PRXP-main.jpg

LT2PRXP-main.jpg

104 ms

EL5MP1656.jpg

EL5MP1656.jpg

55 ms

LT3PVZL240X400-00-X-W-24V.jpg

LT3PVZL240X400-00-X-W-24V.jpg

66 ms

LTPVZE160X160D50-X-W-24V.jpg

LTPVZE160X160D50-X-W-24V.jpg

68 ms

DFR3-30-080-1-W-24V.jpg

DFR3-30-080-1-W-24V.jpg

67 ms

TC10M_series_main.jpg

TC10M_series_main.jpg

69 ms

PCHI-series-patented2.jpg

PCHI-series-patented2.jpg

110 ms

PCCD2M_web.jpg

PCCD2M_web.jpg

102 ms

PCBP-series-patented.jpg

PCBP-series-patented.jpg

105 ms

discover_opto_engineering_awards.jpg

discover_opto_engineering_awards.jpg

76 ms

discover_opto_engineering_who_we_are.jpg

discover_opto_engineering_who_we_are.jpg

74 ms

discover_opto_engineering_resources.jpg

discover_opto_engineering_resources.jpg

78 ms

discover_opto_engineering_environment.jpg

discover_opto_engineering_environment.jpg

79 ms

discover_opto_engineering_services.jpg

discover_opto_engineering_services.jpg

80 ms

discover_opto_engineering_industries.jpg

discover_opto_engineering_industries.jpg

81 ms

instagram.png

instagram.png

81 ms

wordpress.png

wordpress.png

80 ms

flickr.png

flickr.png

82 ms

linkedin.png

linkedin.png

83 ms

facebook.png

facebook.png

97 ms

twitter.png

twitter.png

88 ms

youtube.png

youtube.png

91 ms

vimeo.png

vimeo.png

88 ms

anie.svg

anie.svg

94 ms

aia.png

aia.png

90 ms

automateuk.png

automateuk.png

96 ms

cmvu.jpg

cmvu.jpg

97 ms

emva.svg

emva.svg

185 ms

jiia.png

jiia.png

184 ms

tuv.png

tuv.png

98 ms

ecovadis.png

ecovadis.png

98 ms

green-web.png

green-web.png

177 ms

enwhp.jpg

enwhp.jpg

177 ms

Accessibility Review

opto-e.com accessibility score

84

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

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

opto-e.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

opto-e.com SEO score

100

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opto-e.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 Opto-e.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

opto-e.com

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