1.4 sec in total
244 ms
882 ms
258 ms
Visit ii-vi.com now to see the best up-to-date Ii Vi content for United States and also check out these interesting facts you probably never knew about ii-vi.com
Learn how Coherent empowers innovations and breakthrough technologies for the industrial, communications, electronics, and instrumentation markets.
Visit ii-vi.comWe analyzed Ii-vi.com page load time and found that the first response time was 244 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
ii-vi.com performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value16.0 s
0/100
25%
Value11.5 s
5/100
10%
Value530 ms
56/100
30%
Value0.109
87/100
15%
Value11.3 s
19/100
10%
244 ms
165 ms
173 ms
225 ms
171 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 60% of them (33 requests) were addressed to the original Ii-vi.com, 13% (7 requests) were made to Fonts.gstatic.com and 7% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (362 ms) belongs to the original domain Ii-vi.com.
Page size can be reduced by 802.1 kB (19%)
4.2 MB
3.4 MB
In fact, the total size of Ii-vi.com main page is 4.2 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. 80% 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 3.3 MB which makes up the majority of the site volume.
Potential reduce by 21.2 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 7.3 kB, which is 27% 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 21.2 kB or 79% of the original size.
Potential reduce by 155.7 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. Ii Vi images are well optimized though.
Potential reduce by 178.0 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 178.0 kB or 62% of the original size.
Potential reduce by 447.2 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. Ii-vi.com needs all CSS files to be minified and compressed as it can save up to 447.2 kB or 84% of the original size.
Number of requests can be reduced by 21 (48%)
44
23
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ii Vi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
ii-vi.com
244 ms
bootstrap.min.css
165 ms
font-awesome.min.css
173 ms
animate.min.css
225 ms
prettyPhoto.css
171 ms
main.css
229 ms
responsive.css
125 ms
contents.css
184 ms
jquery.js
178 ms
bootstrap.min.js
179 ms
jquery.prettyPhoto.js
179 ms
jquery.isotope.min.js
288 ms
main.js
270 ms
wow.min.js
269 ms
css
14 ms
css
25 ms
css
29 ms
css
28 ms
ga.js
58 ms
PZPrJFHNpwQ
136 ms
texture_green_cup.jpg
100 ms
iivilogo.png
101 ms
II-VI-MTM.png
98 ms
bg11.jpg
171 ms
img171.png
101 ms
bg3.jpg
337 ms
img21.png
182 ms
bg5.jpg
334 ms
img141.png
333 ms
bg6.jpg
334 ms
img151.png
333 ms
bg14.jpg
362 ms
img131.png
335 ms
bg7.jpg
335 ms
img01.png
361 ms
bg4.jpg
360 ms
img101.png
361 ms
ILS_JanFeb_2017_Page_1.jpg
360 ms
fontawesome-webfont.woff
312 ms
__utm.gif
35 ms
collect
234 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
4 ms
DXI1ORHCpsQm3Vp6mXoaTYnF5uFdDttMLvmWuJdhhgs.ttf
9 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
9 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
20 ms
EInbV5DfGHOiMmvb1Xr-honF5uFdDttMLvmWuJdhhgs.ttf
8 ms
www-player-vflMqr8uC.css
8 ms
www-embed-player.js
39 ms
base.js
56 ms
id
108 ms
8K3Zg6NpZGSge3qWJUIO0OW0x1SCW4IXoAiImY1mvc4.js
102 ms
ad_status.js
135 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
67 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
70 ms
logo_ringo-vflOpz8ZI.png
66 ms
ii-vi.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
ii-vi.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
ii-vi.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ii-vi.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Ii-vi.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.
ii-vi.com
Open Graph description is not detected on the main page of Ii Vi. 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: