2.3 sec in total
49 ms
1.9 sec
337 ms
Visit photonics.com now to see the best up-to-date Photonics content for United States and also check out these interesting facts you probably never knew about photonics.com
Photonics Spectra is a global photonics resource and magazine with news, products, research, and applications covering optics, lasers, imaging, and sensing.
Visit photonics.comWe analyzed Photonics.com page load time and found that the first response time was 49 ms and then it took 2.3 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.
photonics.com performance score
name
value
score
weighting
Value3.0 s
49/100
10%
Value3.5 s
63/100
25%
Value4.0 s
81/100
10%
Value2,030 ms
7/100
30%
Value0.106
88/100
15%
Value12.4 s
15/100
10%
49 ms
170 ms
50 ms
36 ms
35 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 96% of them (76 requests) were addressed to the original Photonics.com, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (683 ms) belongs to the original domain Photonics.com.
Page size can be reduced by 375.3 kB (26%)
1.4 MB
1.0 MB
In fact, the total size of Photonics.com main page is 1.4 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. 25% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 63.6 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 63.6 kB or 64% of the original size.
Potential reduce by 125.8 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. Obviously, Photonics needs image optimization as it can save up to 125.8 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 168.5 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 168.5 kB or 73% of the original size.
Potential reduce by 17.3 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. Photonics.com needs all CSS files to be minified and compressed as it can save up to 17.3 kB or 84% of the original size.
Number of requests can be reduced by 14 (18%)
76
62
The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Photonics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
photonics.com
49 ms
www.photonics.com
170 ms
Main.css
50 ms
Main.js
36 ms
JSCarousel.css
35 ms
JSCarousel.js
36 ms
WebResource.axd
36 ms
ScriptResource.axd
71 ms
ScriptResource.axd
64 ms
Logo_PhotonicsCom.png
26 ms
PubIcon_PhotonicsCom.png
31 ms
PubIcon_PhotonicsBG.png
51 ms
PubIcon_PhotonicsSpectra.png
42 ms
PubIcon_BioPhotonics.png
45 ms
PubIcon_EuroPhotonics.png
48 ms
PubIcon_IndPhotonics.png
79 ms
Icon_Facebook.png
79 ms
Icon_Twitter.png
80 ms
Icon_GooglePlus.png
79 ms
Icon_LinkedIn.png
80 ms
Icon_RSS.png
81 ms
Icon_Mobile.png
94 ms
icon_email.png
89 ms
Spacer.png
81 ms
Icon_PlayBullet.png
80 ms
HomeSpreadLabel_PhotonicsSpectra.png
105 ms
thumb.aspx
117 ms
thumb.aspx
127 ms
HomeSpreadLabel_BioPhotonics.png
123 ms
HomeSpreadLabel_EuroPhotonics.png
126 ms
thumb.aspx
168 ms
thumb.aspx
144 ms
HomeSpreadLabel_PhotonicsShowcase.png
166 ms
HomeSpreadLabel_IndPhotonics.png
193 ms
Cover_IPQ.png
275 ms
thumb.aspx
189 ms
HomeSpreadLabel_BG.png
205 ms
Icon_Promoted.png
216 ms
thumb.aspx
216 ms
thumb.aspx
222 ms
thumb.aspx
231 ms
thumb.aspx
262 ms
thumb.aspx
255 ms
thumb.aspx
241 ms
logo_photonics_media.png
247 ms
Header_PcomWeekly.png
243 ms
a.aspx
337 ms
SpectrumBand_980.png
218 ms
SubNav_Border.png
219 ms
220x90subscribe_414.png
22 ms
a.aspx
139 ms
thumb.aspx
72 ms
thumb.aspx
413 ms
thumb.aspx
443 ms
thumb.aspx
131 ms
thumb.aspx
683 ms
thumb.aspx
391 ms
Thumb.aspx
154 ms
a.aspx
264 ms
300x250_DRS_116.jpg
29 ms
thumbnail_58732.jpg
69 ms
thumbnail_58502.png
77 ms
a.aspx
194 ms
180x150_Ushio_715.jpg
26 ms
a.aspx
137 ms
180x150_HamaTutorial_1214.gif
21 ms
a.aspx
139 ms
180x150_NatlLaser2_815.jpg
20 ms
a.aspx
95 ms
180x150_Raptor_116.jpg
22 ms
logo_edu_photonics_full.png
19 ms
a.aspx
93 ms
728x90_DSI_216.gif
23 ms
a.aspx
88 ms
220x90_prodspec_camera.jpg
20 ms
analytics.js
21 ms
Main_Print.css
29 ms
collect
13 ms
collect
57 ms
photonics.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.
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
Form elements do not have associated labels
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.
photonics.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Missing source maps for large first-party JavaScript
photonics.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
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 Photonics.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 Photonics.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.
photonics.com
Open Graph description is not detected on the main page of Photonics. 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: