Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

lensme.jp

【コンタクトレンズ通販サイト】国内正規コンタクトの通販ならレンズオン

Page Load Speed

7.4 sec in total

First Response

549 ms

Resources Loaded

6.3 sec

Page Rendered

571 ms

lensme.jp screenshot

About Website

Visit lensme.jp now to see the best up-to-date Lensme content for Japan and also check out these interesting facts you probably never knew about lensme.jp

ワンデーアキュビューモイストやトゥルーアイ、アキュビューオアシス、メダリストなど、人気のコンタクトレンズを販売。コンタクトレンズ通販ならレンズオンにお任せ。しかも最短当日スピード発送!

Visit lensme.jp

Key Findings

We analyzed Lensme.jp page load time and found that the first response time was 549 ms and then it took 6.9 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

lensme.jp performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.9 s

100/100

25%

SI (Speed Index)

Value0.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.9 s

100/100

10%

Network Requests Diagram

lensme.jp

549 ms

www.lensme.jp

1757 ms

style.css

882 ms

common.js

503 ms

sliderTop.css

336 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 94% of them (81 requests) were addressed to the original Lensme.jp, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Lensme.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 211.2 kB (13%)

Content Size

1.6 MB

After Optimization

1.4 MB

In fact, the total size of Lensme.jp main page is 1.6 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. 30% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 46.1 kB

  • Original 53.4 kB
  • After minification 41.9 kB
  • After compression 7.3 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. This page needs HTML code to be minified as it can gain 11.5 kB, which is 22% 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 46.1 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 33.6 kB

  • Original 1.4 MB
  • After minification 1.3 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. Lensme images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 97.1 kB

  • Original 153.3 kB
  • After minification 150.9 kB
  • After compression 56.2 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 97.1 kB or 63% of the original size.

CSS Optimization

-86%

Potential reduce by 34.3 kB

  • Original 40.1 kB
  • After minification 27.1 kB
  • After compression 5.8 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. Lensme.jp needs all CSS files to be minified and compressed as it can save up to 34.3 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (11%)

Requests Now

84

After Optimization

75

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lensme. 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.

Accessibility Review

lensme.jp accessibility score

74

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

The document uses <meta http-equiv="refresh">

Best Practices

lensme.jp 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

SEO Factors

lensme.jp SEO score

73

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

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

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