3.7 sec in total
348 ms
2.9 sec
501 ms
Click here to check amazing PCO content. Otherwise, check out these important facts you probably never knew about pco.cn
自1987年成立以来,开拓相机和光电子产品(PCO)一直是我们的共同理念。从图像增强相机开始,到共同发明开创性sCMOS图像传感器技术,PCO大大超越了当时的成像性能标准。如今,我们是科学和工业研究、汽车测试、质量控制和计量等各种应用领域数字成像创新的领导者。凭借复杂的机械设计、广泛的软件支持和各种配件,我们可以为所有需求提供适应性强的解决方案。这种适应性扩展到定制固件和定制图像传感器,使我们能够...
Visit pco.cnWe analyzed Pco.cn page load time and found that the first response time was 348 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
pco.cn performance score
name
value
score
weighting
Value3.3 s
39/100
10%
Value3.3 s
68/100
25%
Value5.0 s
63/100
10%
Value150 ms
95/100
30%
Value0
100/100
15%
Value6.6 s
57/100
10%
348 ms
377 ms
112 ms
222 ms
544 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Pco.cn, 95% (54 requests) were made to Pco.de and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Pco.de.
Page size can be reduced by 181.8 kB (10%)
1.9 MB
1.7 MB
In fact, the total size of Pco.cn main page is 1.9 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. 40% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 90.3 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 30.3 kB, which is 30% 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 90.3 kB or 89% of the original size.
Potential reduce by 59.5 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. PCO images are well optimized though.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Number of requests can be reduced by 10 (19%)
52
42
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PCO. 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.
pco.cn
348 ms
www.pco.de
377 ms
merged-90831bbef9f544da7c981380c2bbdcbc-8147cb532893db74258fcda29ee73e09.css.gzip
112 ms
jquery-ui.custom.css
222 ms
header_edge_clhs.png
544 ms
header_dimax_cs.png
548 ms
header_flim.png
871 ms
header_uv.png
557 ms
header_dimax_hs.png
566 ms
pco-logo.svg
333 ms
pco_edge_product_preview.jpg
556 ms
pco_edge_usb_3.1_prev.jpg
654 ms
csm_pco_edge_usb_free_2_1020p_prev.jpg
658 ms
pco.edge_board_level_300x200px.png
883 ms
pixelfly_usb_ls_free_1_1020p_prev.jpg
668 ms
csm_pco_ultraviolet_leftside45_1020p_prev.jpg
676 ms
csm_pco_1300_rs2_1020p_prev.jpg
765 ms
csm_pco1400n_rs_free_1_1020p_prev.jpg
768 ms
csm_pco4000_zeiss50_4_free_1020p_prev.jpg
780 ms
merged-a031b3f0aec78808acb4121bc76d0df4-ee100e1586f50a6a0d2ecd66b5303054.js.gzip
784 ms
merged-f49ecb5859898612eb002796f194546b-431f338b2673586fee543c6a1b285c99.js.gzip
978 ms
jquery-ui-1.10.4.custom.min.js
880 ms
suggest.js
886 ms
dimaxCSwithLensprev1.png
1106 ms
csm_pco_dimax_S_4_free_s_1020p_prev.jpg
972 ms
csm_pco_dimax_S_4_free_hd_1020p_prev.jpg
1104 ms
csm_pco_dimax_S_4_free_hs_1020p_prev.jpg
1105 ms
csm_hsfcpro_prev.jpg
1105 ms
flimfree300x200.png
1106 ms
csm_dicam_pro_free_1020p_prev.jpg
1106 ms
pco-background.png
852 ms
icons.png
852 ms
contentpagesdropdownbg.png
853 ms
camselector.png
858 ms
csm_pco_edge_clhs_news_01_af1ae8ef50.png
945 ms
fom2016.png
1017 ms
csm_pco.flim_webinar_small1_01_3c77f807b9.png
954 ms
csm_crash-tech2016_251529902d.png
995 ms
csm_ATEeurope2016_90fb017b65.png
960 ms
pco_dimax_gal_spaceShuttle_p324.jpg
1094 ms
analytics.js
11 ms
collect
17 ms
631bf655-ced5-4627-93d4-89d1bdfe3014.woff
989 ms
a8b5fb27-012a-4318-bdae-32a519651e41.woff
798 ms
4a9c62ab-b359-4081-8383-a0d1cdebd111.woff
904 ms
pco_dimax_gal_BirdsInRegensburg_p324.jpg
923 ms
pco_dimax_gal_LadybugsXXL_p324.jpg
1030 ms
pco_edge_gal_sCMOS_color_nightScene_p324.jpg
1043 ms
pco_edge_gal_lippoDrops_p324.jpg
903 ms
pco_dimax_gal_AirbagInflation_col_p324.jpg
818 ms
slider-arrow-left.png
890 ms
slider-arrow-right.png
893 ms
index.php
660 ms
index.php
744 ms
index.php
1012 ms
ui-bg_highlight-hard_100_f7f7f7_1x100.png
568 ms
print-4496d97b11de6c8bfc20cb1b50ddbcc5.css.gzip
112 ms
pco.cn accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
pco.cn 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
pco.cn 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
robots.txt is not valid
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 Pco.cn 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 Pco.cn 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.
pco.cn
Open Graph description is not detected on the main page of PCO. 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: