Tools & Wizards About Us
opto-e.kr screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

opto-e.kr

Optical Imaging Technologies for Machine Vision | Opto Engineering

Page Load Speed

2 sec in total

First Response

213 ms

Resources Loaded

550 ms

Page Rendered

1.2 sec

opto-e.kr screenshot

About Website

Click here to check amazing Opto E content. Otherwise, check out these important facts you probably never knew about opto-e.kr

Opto Engineering manufactures and provides imaging components like optics, cameras, and lighting solutions to solve any machine vision application.

Visit opto-e.kr

Key Findings

We analyzed Opto-e.kr page load time and found that the first response time was 213 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

opto-e.kr performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

65/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value1,070 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.279

43/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

opto-e.kr

213 ms

www.opto-e.com

79 ms

uc.js

38 ms

js

117 ms

algoliasearch-lite.umd.js

25 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Opto-e.kr, 88% (57 requests) were made to Opto-e.com and 8% (5 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (213 ms) belongs to the original domain Opto-e.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 390.3 kB (16%)

Content Size

2.4 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Opto-e.kr 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. 80% 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 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 93.0 kB

  • Original 116.1 kB
  • After minification 83.0 kB
  • After compression 23.1 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. This page needs HTML code to be minified as it can gain 33.1 kB, which is 29% 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 93.0 kB or 80% of the original size.

Image Optimization

-9%

Potential reduce by 182.5 kB

  • Original 2.1 MB
  • After minification 1.9 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

-78%

Potential reduce by 87.9 kB

  • Original 113.2 kB
  • After minification 113.2 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 87.9 kB or 78% of the original size.

CSS Optimization

-59%

Potential reduce by 26.9 kB

  • Original 45.3 kB
  • After minification 24.9 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.kr needs all CSS files to be minified and compressed as it can save up to 26.9 kB or 59% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (25%)

Requests Now

63

After Optimization

47

  • Images
  • JavaScript
  • CSS

The browser has sent 63 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 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

opto-e.kr

opto-e.kr

213 ms

www.opto-e.com

www.opto-e.com

79 ms

uc.js

uc.js

38 ms

js

js

117 ms

algoliasearch-lite.umd.js

algoliasearch-lite.umd.js

25 ms

instantsearch.production.min.js

instantsearch.production.min.js

35 ms

index.production.js

index.production.js

31 ms

satellite-min.css

satellite-min.css

33 ms

theme.min.css

theme.min.css

34 ms

glightbox.min.css

glightbox.min.css

13 ms

tailwind-main.css

tailwind-main.css

27 ms

base.css

base.css

24 ms

swiper-11.0.3.min.css

swiper-11.0.3.min.css

25 ms

home.css

home.css

30 ms

algoliaAutocomplete.js

algoliaAutocomplete.js

30 ms

glightbox.min.js

glightbox.min.js

29 ms

common.js

common.js

108 ms

swiper-11.0.3.min.js

swiper-11.0.3.min.js

109 ms

home.js

home.js

107 ms

logo-opto.svg

logo-opto.svg

22 ms

who-en.jpg

who-en.jpg

27 ms

pink-en2.png

pink-en2.png

24 ms

itala-roboteyes-en.jpg

itala-roboteyes-en.jpg

60 ms

banner-aml2.jpg

banner-aml2.jpg

26 ms

Banner_Watch_ITALA_1600x380px.jpg

Banner_Watch_ITALA_1600x380px.jpg

22 ms

Banner_TELECENTRICI24.jpg

Banner_TELECENTRICI24.jpg

63 ms

Banner_TCCAGE-ITALA_EN_1600x380px.gif

Banner_TCCAGE-ITALA_EN_1600x380px.gif

66 ms

EL5MP-ITALA_EN.jpg

EL5MP-ITALA_EN.jpg

61 ms

itala-C-front.jpg

itala-C-front.jpg

60 ms

EL5MP1656ITALA_GEL_02.jpg

EL5MP1656ITALA_GEL_02.jpg

65 ms

HC-main-award.jpg

HC-main-award.jpg

63 ms

LT2PRXP-main.jpg

LT2PRXP-main.jpg

67 ms

EL5MP1656.jpg

EL5MP1656.jpg

68 ms

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

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

68 ms

LTPVZE160X160D50-X-W-24V.jpg

LTPVZE160X160D50-X-W-24V.jpg

69 ms

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

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

69 ms

TC10M_series_main.jpg

TC10M_series_main.jpg

71 ms

PCHI-series-patented2.jpg

PCHI-series-patented2.jpg

73 ms

PCCD2M_web.jpg

PCCD2M_web.jpg

70 ms

PCBP-series-patented.jpg

PCBP-series-patented.jpg

71 ms

discover_opto_engineering_awards.jpg

discover_opto_engineering_awards.jpg

72 ms

discover_opto_engineering_who_we_are.jpg

discover_opto_engineering_who_we_are.jpg

75 ms

discover_opto_engineering_resources.jpg

discover_opto_engineering_resources.jpg

74 ms

discover_opto_engineering_environment.jpg

discover_opto_engineering_environment.jpg

75 ms

discover_opto_engineering_services.jpg

discover_opto_engineering_services.jpg

76 ms

discover_opto_engineering_industries.jpg

discover_opto_engineering_industries.jpg

77 ms

instagram.png

instagram.png

78 ms

wordpress.png

wordpress.png

79 ms

flickr.png

flickr.png

79 ms

linkedin.png

linkedin.png

80 ms

facebook.png

facebook.png

78 ms

twitter.png

twitter.png

83 ms

youtube.png

youtube.png

69 ms

vimeo.png

vimeo.png

67 ms

anie.png

anie.png

66 ms

aia.png

aia.png

65 ms

automateuk.png

automateuk.png

63 ms

cmvu.jpg

cmvu.jpg

64 ms

emva.svg

emva.svg

34 ms

jiia.png

jiia.png

31 ms

tuv.png

tuv.png

35 ms

ecovadis.svg

ecovadis.svg

33 ms

green-web.png

green-web.png

48 ms

enwhp.jpg

enwhp.jpg

27 ms

main.js

main.js

28 ms

Accessibility Review

opto-e.kr 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.kr best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

opto-e.kr 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.kr 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.kr 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.kr

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: