2.2 sec in total
93 ms
1.8 sec
323 ms
Welcome to premierop.com homepage info - get ready to check Premierop best content for United States right away, or after learning these important things about premierop.com
We purchase & supply new & used ophthalmic equipment. We are distributers for Marco, Reliance, Haag Streit, Heine, Canon and more ophthalmic equipment manufacturers
Visit premierop.comWe analyzed Premierop.com page load time and found that the first response time was 93 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
premierop.com performance score
name
value
score
weighting
Value5.0 s
10/100
10%
Value7.5 s
4/100
25%
Value6.1 s
45/100
10%
Value1,740 ms
10/100
30%
Value0.487
17/100
15%
Value11.9 s
16/100
10%
93 ms
550 ms
172 ms
153 ms
241 ms
Our browser made a total of 134 requests to load all elements on the main page. We found that 4% of them (5 requests) were addressed to the original Premierop.com, 38% (51 requests) were made to Cdn2.bigcommerce.com and 18% (24 requests) were made to Cdn1.bigcommerce.com. The less responsive or slowest element that took the longest time to load (746 ms) relates to the external source Pagesense-collect.zoho.com.
Page size can be reduced by 230.9 kB (21%)
1.1 MB
846.6 kB
In fact, the total size of Premierop.com main page is 1.1 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. 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 549.9 kB which makes up the majority of the site volume.
Potential reduce by 153.1 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 153.1 kB or 87% of the original size.
Potential reduce by 15.5 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. Premierop images are well optimized though.
Potential reduce by 58.8 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 58.8 kB or 17% of the original size.
Potential reduce by 3.5 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. Premierop.com needs all CSS files to be minified and compressed as it can save up to 3.5 kB or 27% of the original size.
Number of requests can be reduced by 85 (65%)
130
45
The browser has sent 130 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Premierop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 31 to 1 for CSS and as a result speed up the page load time.
premierop.com
93 ms
premierop.com
550 ms
e8733e5aa2be4b88905693b7d782ed7e.js
172 ms
css
153 ms
bootstrap.min.css
241 ms
zoho-form.css
226 ms
bootstrap-theme.min.css
231 ms
styles.css
221 ms
iselector.css
232 ms
flexslider.css
234 ms
slide-show.css
250 ms
styles-slide-show.css
249 ms
social.css
266 ms
styles.css
252 ms
light.css
279 ms
theme.css
281 ms
grid.css
275 ms
responsive.css
270 ms
font-awesome.css
277 ms
custom.css
279 ms
product.attributes.css
218 ms
ui.all.css
234 ms
product.quickview.css
282 ms
store.css
217 ms
imodal.css
226 ms
js
206 ms
animate.css
282 ms
owl.carousel.css
281 ms
font-awesome.min.css
282 ms
jquery.min.js
198 ms
jquery.scrolly.min.js
230 ms
menudrop.js
217 ms
iselector.js
219 ms
jquery.flexslider.js
218 ms
viewport.js
219 ms
zoho-form-validation.js
224 ms
matchMedia.js
213 ms
common.js
222 ms
jquery.autobox.js
228 ms
init.js
225 ms
jquery.uniform.min.js
240 ms
main.js
243 ms
quicksearch.js
247 ms
bootstrap.min.js
242 ms
google-web-font.js
244 ms
owl.carousel.min.js
259 ms
slick_cfs.css
284 ms
forms.css
285 ms
jquery-cookie.js
263 ms
meros.js
267 ms
jquery-ui.min.js
221 ms
jquery.validate.js
226 ms
product.functions.js
239 ms
product.attributes.js
232 ms
quickview.js
238 ms
quickview.initialise.js
255 ms
jquery.form.js
255 ms
imodal.js
260 ms
loader.js
219 ms
jquery.bgiframe.min.js
254 ms
superfish.js
257 ms
visitor.js
256 ms
zcga.js
487 ms
swap.js
209 ms
conversion.js
234 ms
csrf-protection-header-95f3d9ac8c049e3ed132c83a168cf1d6a8ed0237.js
266 ms
remove-single-wishlist-delete-button-23792eebd3d4edd8f14445bce1bd408a72ad5adc.js
265 ms
pslog.gif
746 ms
css
14 ms
fbevents.js
110 ms
bat.js
111 ms
analytics.js
109 ms
loader.min.js
233 ms
webfont.js
62 ms
css
60 ms
css
86 ms
104 ms
css
77 ms
ecommerce.js
85 ms
collect
96 ms
font
72 ms
font
91 ms
bg.jpg
63 ms
84 ms
loader.png
59 ms
premier-logo2-ec5_1583172778__24348.png
436 ms
logo-fixed.png
435 ms
main-banner-vr700__00227.jpg
60 ms
leftbanner-ocufilm.jpg
61 ms
mask-thumb2.jpg
61 ms
banner-block-vs700.jpg
60 ms
banner-block-used-equipment2.jpg
60 ms
banner-block-optopol.jpg
80 ms
breath-shield-dimensions-39989.png
436 ms
thumb-sg-mask2.jpg
78 ms
thumb-tonosafe.jpg
79 ms
tonopen_avia_hand_320px2531__21729.1338387012.160.160.jpg
79 ms
IcoRating5.png
435 ms
Topcon-OC-2400_Chair__66748.1696522385.160.160.jpg
83 ms
IcoRating0.png
434 ms
ez20__62951.1477685348.160.160.jpg
81 ms
MA-1150__26619.1689346557.160.160.jpg
98 ms
BM_900_LED__50092.1438869418.160.160.png
100 ms
reliance-exam-room-4246-pneumatic-stool-with-back-black-13583819407458_1024x1024.jpg__79399.1701095322.160.160.jpg
265 ms
RetinaVue100-product-rightside-tray-pc__40315.1688678141.160.160.jpg
99 ms
RetinaVue100-product-rightside-tray-pc__83643.1688708538.160.160.jpg
266 ms
90d__96790.1339687399.160.160.jpg
268 ms
stool__19124.1669608787.160.160.jpg
269 ms
used-CT-80-nct__66939.1473093086.160.160.jpg
268 ms
3D_OCT-1_Maestro__48504.1689346381.160.160.jpg
433 ms
ke-tonoclear__31826.1612304280.160.160.jpg
432 ms
Topcon-cl300_autolensmeter__91776.1688683432.160.160.jpg
432 ms
RL-5346-Pumice__68515.1688993199.160.160.jpg
435 ms
ez28__04018.1688733638.160.160.jpg
438 ms
Phor_RX_Master_800px5743_2__79054.1689354792.160.160.jpg
438 ms
ocufilm_box_320px5942__74175.1339448269.160.160.jpg
435 ms
st0rl5346blfg_1__86925.1633458441.1280.1280__33527.1669608337.160.160.jpg
435 ms
Screenshot_2023-07-07_at_9.51.06_AM__09154.1688745648.160.160.png
439 ms
Screenshot_2023-10-17_at_4.14.22PM__19789.1697585070.160.160.png
441 ms
ez90__64121.1477687154.160.160.jpg
441 ms
CC-100__71124.1674850030.160.160.jpg
440 ms
widget
657 ms
icon-sprite.png
476 ms
fontawesome-webfont.woff
46 ms
fontawesome-webfont.woff
398 ms
collect
212 ms
js
211 ms
sprite-social.png
388 ms
goal.min.js
335 ms
314 ms
arrows-ffffff.png
176 ms
index.php
219 ms
ga-audiences
169 ms
24 ms
premierop.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
premierop.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
premierop.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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Premierop.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Premierop.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.
premierop.com
Open Graph description is not detected on the main page of Premierop. 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: