Access edmundoptics.jp. エドモンド・オプティクス | 豊富な光学部品を1個から短納期で販売

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value3,320 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.688

7/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

www.edmundoptics.jp

290 ms

uc.js

251 ms

!jquery.js

183 ms

10035940-10033915.js

383 ms

bootstrap.css

219 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 81% of them (60 requests) were addressed to the original Edmundoptics.jp, 5% (4 requests) were made to Eogo.edmundoptics.com and 3% (2 requests) were made to Sealserver.trustwave.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Edmundoptics.jp.

Content Size

892.8 kB

After Optimization

756.9 kB

In fact, the total size of Edmundoptics.jp main page is 892.8 kB. 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 396.7 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 123.5 kB

Original 158.4 kB
After minification 158.4 kB
After compression 34.9 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 123.5 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 6.2 kB

Original 396.7 kB
After minification 390.4 kB

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. Edmund Optics images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.4 kB

Original 253.7 kB
After minification 253.7 kB
After compression 250.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 2.7 kB

Original 84.1 kB
After minification 84.1 kB
After compression 81.3 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. Edmundoptics.jp has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edmund Optics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

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 Edmundoptics.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 Edmundoptics.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

edmundoptics.jp

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

Report Summary

Performance

Accessibility

Best Practices

SEO

エドモンド・オプティクス | 豊富な光学部品を1個から短納期で販売 | Edmund Optics

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.edmundoptics.jp

uc.js

!jquery.js

10035940-10033915.js

bootstrap.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.edmundoptics.jp

uc.js

!jquery.js

10035940-10033915.js

bootstrap.css

shared.css

homepage.css

seal.js

fontawesome.css

brands.css

solid.css

custom.kendo.css

bootstrap.bundle.js

js.cookie.js

livechat.js

kendo.custom.min.js

jquery.cookie.js

layout.js

jquery.lazy.min.js

homepage.js

forms2.min.js

gtm.js

eo_logo.svg

cart.svg

homepage_banner-sept-2022-1v.jpg

homepage_banner-sept-2022-2v.jpg

homepage_banner-sept-2022-3v.gif

homepage_banner-july-2022-1v.gif

imaging-2022-jp.jpg

hp-optics.jpg

hp-imaging.jpg

hp-laser-optics.jpg

hp-microscopy.jpg

hp-optomechanics.jpg

hp-cameras.jpg

hp-illumination.jpg

hp-new_product.jpg

jp-imaging-webinar.jpg

catalog-asia.png

logo-ex.svg

facebook-icon.png

twitter-icon.png

youtube-icon.png