6.1 sec in total
1.4 sec
4.5 sec
229 ms
Visit usophthalmic.com now to see the best up-to-date US Ophthalmic content for United States and also check out these interesting facts you probably never knew about usophthalmic.com
Based in South Florida, US Ophthalmic was born in 1992. We are the leading seller of high-quality ophthalmic equipment in the USA. Call: +1 (888) 881-1122.
Visit usophthalmic.comWe analyzed Usophthalmic.com page load time and found that the first response time was 1.4 sec and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
usophthalmic.com performance score
name
value
score
weighting
Value1.7 s
93/100
10%
Value5.7 s
16/100
25%
Value5.2 s
59/100
10%
Value720 ms
41/100
30%
Value0.006
100/100
15%
Value8.4 s
39/100
10%
1432 ms
34 ms
362 ms
252 ms
255 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 88% of them (61 requests) were addressed to the original Usophthalmic.com, 3% (2 requests) were made to Stats.g.doubleclick.net and 1% (1 request) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Usophthalmic.com.
Page size can be reduced by 462.4 kB (13%)
3.6 MB
3.1 MB
In fact, the total size of Usophthalmic.com main page is 3.6 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. 35% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.
Potential reduce by 168.4 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 24.3 kB, which is 12% 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 168.4 kB or 87% of the original size.
Potential reduce by 294.0 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. US Ophthalmic images are well optimized though.
Potential reduce by 27 B
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.
Number of requests can be reduced by 9 (14%)
66
57
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of US Ophthalmic. 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.
usophthalmic.com
1432 ms
dc.js
34 ms
NLUtil.jsp
362 ms
NLUtil.js
252 ms
pagestyles.nl
255 ms
bootstrap.min.css
275 ms
bootstrap-theme.min.css
217 ms
__utm.gif
17 ms
jquery.min.js
65 ms
bootstrap.min.js
344 ms
91 ms
USO-Logo-Signature.gif
366 ms
icon-virtualtours.png
159 ms
icon-virtualcatalogs.png
115 ms
icon-usoedu.png
99 ms
menuexpandable.png
211 ms
icon-search.png
100 ms
icon-lup.png
205 ms
shoppingcar.png
206 ms
catdiagnostic.png
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catsurgical.png
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catdispensingtools-act.png
314 ms
cathandtools.png
316 ms
catexaminationfurniture.png
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media.nl
389 ms
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566 ms
dividerqprv.png
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shoppingcar-img.png
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goto.png
631 ms
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708 ms
socialinstagram.png
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socialfacebook.png
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socialyoutube.png
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sociallinkedin.png
746 ms
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subdiagnostic.png
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connectwithrepV2.png
860 ms
subsurgical.png
780 ms
subdispensingtools.png
802 ms
subhandtools.png
867 ms
subfinishingtools.png
939 ms
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76 ms
scriptlet.nl
673 ms
empty.html
797 ms
subexaminationfurniture.png
840 ms
catdispensingtools.png
844 ms
catfinishingtools.png
939 ms
quickpeek-img.png
894 ms
anuncio_01_ENG.png
1058 ms
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2007 ms
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2159 ms
background1.png
1006 ms
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1086 ms
divfooter.png
1003 ms
actualevent-eng.png
1411 ms
actualevent1-eng.png
1253 ms
promotiontwoV1_ENG.png
1592 ms
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369 ms
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1368 ms
usophthalmic.com accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
usophthalmic.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
usophthalmic.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
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usophthalmic.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 Usophthalmic.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
usophthalmic.com
Open Graph description is not detected on the main page of US Ophthalmic. 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: