Zeiss.co.jp Site Title
ZEISS 日本
Zeiss.co.jp Meta Description
ZEISSグループのZEISS日本サイト。ZEISSは光学およびオプトエレクトロニクス分野で世界的に事業を展開する先端企業です。ZEISSは技術的進歩を形成し、ソリューションを通じて光学や関連分野を拡大させています。
Zeiss.co.jp Test Results
zeiss.co.jp Mobile Usability: 99/100
Quick overview:
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target
<a class="call">同意して次へ進む</a> is close to 1 other tap targets .
...
zeiss.co.jp Mobile Speed: 64/100
Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
https://www.zeiss.co.jp/docroot/zeiss-common/js/tracking.js
Optimize CSS Delivery of the following:
https://www.zeiss.co.jp/docroot/zeiss-common/css/common.css
...
Avoid landing page redirects
Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://zeiss.co.jp/
...
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://consent-pref.trustarc.com/defaultpreferencemanager/truste (expiration not specified)
...
Prioritize visible content
Your page requires additional network round trips to render the above-the-fold content. For best performance, reduce the amount of HTML needed to render above-the-fold content.
The entire HTML response was not sufficient to render the above-the-fold content. This usually indicates that additional resources, loaded after HTML parsing, were required to render above-the-fold content. Prioritize visible content that is needed for rendering above-the-fold by including it directly in the HTML response.
Only about 28% of the final above-the-fold content could be rendered with the full HTML response.
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 63KiB (61% reduction).
Compressing https://www.zeiss.co.jp/corporate/home/j/s/stage/slide/stageimage/image.mobile.980.jpg/1512383801298.jpg/smt-moment.jpg could save 60.7KiB (62% reduction).
...
Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 5.2KiB (99% reduction).
Minifying https://consent-pref.trustarc.com/defaultpreferencemanager/truste could save 5.2KiB (99% reduction) after compression.
Minify HTML
Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 2.1KiB (16% reduction).
Minifying https://www.zeiss.co.jp/corporate/home.html could save 831B (11% reduction) after compression.
...
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 922B (17% reduction).
Minifying https://consent-pref.trustarc.com/EuPreferenceManager.css could save 922B (17% reduction) after compression.
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