Tools & Wizards About Us
optment.com screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

optment.com

Home-High Precision Glass Optical Lenses, Prisms & Windows | OPLENS OPTICAL

Page Load Speed

24 sec in total

First Response

1.5 sec

Resources Loaded

22.2 sec

Page Rendered

289 ms

optment.com screenshot

About Website

Click here to check amazing Optment content. Otherwise, check out these important facts you probably never knew about optment.com

OPLENS OPTICAL specializes in manufacturing glass optical lenses, prims and windows, especially is good at customizing large-size spherical lenses. The max size can be up to 400mm.

Visit optment.com

Key Findings

We analyzed Optment.com page load time and found that the first response time was 1.5 sec and then it took 22.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

optment.com performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.162

72/100

15%

TTI (Time to Interactive)

Value1.9 s

100/100

10%

Network Requests Diagram

optment.com

1539 ms

style.css

218 ms

swiper.min.css

430 ms

jquery.min.js

864 ms

swiper.min.js

651 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that all of those requests were addressed to Optment.com and no external sources were called. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Optment.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 82.2 kB (6%)

Content Size

1.3 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Optment.com main page is 1.3 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. 35% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 16.9 kB

  • Original 21.1 kB
  • After minification 16.1 kB
  • After compression 4.1 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 5.0 kB, which is 24% 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 16.9 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 47.2 kB

  • Original 1.2 MB
  • After minification 1.2 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. Optment images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 12.3 kB

  • Original 108.4 kB
  • After minification 108.4 kB
  • After compression 96.1 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 12.3 kB or 11% of the original size.

CSS Optimization

-38%

Potential reduce by 5.8 kB

  • Original 15.2 kB
  • After minification 12.5 kB
  • After compression 9.4 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. Optment.com needs all CSS files to be minified and compressed as it can save up to 5.8 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (11%)

Requests Now

38

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optment. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

optment.com

optment.com

1539 ms

style.css

style.css

218 ms

swiper.min.css

swiper.min.css

430 ms

jquery.min.js

jquery.min.js

864 ms

swiper.min.js

swiper.min.js

651 ms

index.js

index.js

436 ms

layer.js

layer.js

439 ms

area.js

area.js

882 ms

layer.css

layer.css

217 ms

logo.png

logo.png

226 ms

2031b41f95bd49d7527d5c138073b2d2.jpg

2031b41f95bd49d7527d5c138073b2d2.jpg

225 ms

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ae3a72da72762d14e04e9537bd933441.jpg

214 ms

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f9ff5086b9a53ffdfda2c000d1bb8b70.jpg

225 ms

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de27d7927966d1cd491d36f9772a3227.jpg

491 ms

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4f257e0375e1ed6d3bbc3a3f58c9e461.jpg

428 ms

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73b30a2039cb0f190ea85a8d2808228c.jpg

430 ms

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0ae7008e044760182b28eb842001339f.jpg

1382 ms

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19a16fddfdad646868a6e9c639df49ca.jpg

653 ms

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78f30bd7081de9836ec61269e1dd7f81.jpg

875 ms

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49a475f484a800a0b5ad784473bf3222.jpg

645 ms

fc153fd9e4f1c597b667757b25e6912a.jpg

fc153fd9e4f1c597b667757b25e6912a.jpg

647 ms

355ef5476c17f37c563df0c39b2a5fac.jpg

355ef5476c17f37c563df0c39b2a5fac.jpg

2738 ms

banner-3.jpg

banner-3.jpg

19755 ms

banner-2.jpg

banner-2.jpg

16940 ms

banner.jpg

banner.jpg

5766 ms

about-img.png

about-img.png

19325 ms

bc4a37c452303798e937ae04e20431f7.jpg

bc4a37c452303798e937ae04e20431f7.jpg

2243 ms

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7f1979dc64b49b2fa30bcb8eff82b18d.jpg

19755 ms

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20460836ef61a7bf79b0dee9cb02dc9b.png

17621 ms

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4e6b97cf3d422448b83c8b259e7c1ad5.jpg

5984 ms

in-qq.png

in-qq.png

6201 ms

in-tel.png

in-tel.png

6417 ms

in-weix.png

in-weix.png

6635 ms

in-top.png

in-top.png

6852 ms

about-Bg.jpg

about-Bg.jpg

8003 ms

about-logo.jpg

about-logo.jpg

8223 ms

iconfont.woff

iconfont.woff

8440 ms

as-qq1.png

as-qq1.png

10170 ms

as-tel1.png

as-tel1.png

10822 ms

as-weix1.png

as-weix1.png

11913 ms

gotop.png

gotop.png

12064 ms

index.php

index.php

13094 ms

Accessibility Review

optment.com accessibility score

69

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

optment.com 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

High

Page has valid source maps

SEO Factors

optment.com SEO score

90

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

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optment.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Optment.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

optment.com

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