Opti.de Site Title

Die internationale Messe für Optik & Design | opti

Opti.de Meta Description

Die opti ist die internationale Messe für Optik & Design, die jährlich als Branchenauftakt für die Augenoptik im Januar in München stattfindet.

Opti.de Test Results

opti.de Mobile Usability: 100/100


opti.de Mobile Speed: 40/100

Quick overview:
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:
http://www.googletagmanager.com/gtm.js?id=GTM-NHZNQT (15 minutes)
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 21 blocking script resources and 10 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.
http://www.opti.de/_assets/js/jquery-1.10.2.min.js?1463742028
...
Optimize CSS Delivery of the following:
http://www.opti.de/typo3temp/stylesheet_a9cc28ed8c.css?1467129321
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 351KiB (53% reduction).
Compressing http://www.opti.de/files/opti/Content/Bilder/Allgemein/thank_you_697.jpg could save 32KiB (54% 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 3.9KiB (22% reduction).
Minifying http://www.opti.de/typo3conf/ext/powermail/Resources/Public/JavaScripts/jquery.datetimepicker.js?1463740696 could save 2.4KiB (18% 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 4.2KiB (18% reduction).
Minifying http://www.opti.de/_assets/css/content.css?1467290490 could save 1.1KiB (15% reduction) after compression.
...

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