4.9 sec in total
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Visit firstlightoptics.com now to see the best up-to-date First Light Optics content for United Kingdom and also check out these interesting facts you probably never knew about firstlightoptics.com
We are specialist suppliers of astronomy telescopes, binoculars & accessories - buy online with expert advice & 30 day returns
Visit firstlightoptics.comWe analyzed Firstlightoptics.com page load time and found that the first response time was 1.1 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
firstlightoptics.com performance score
name
value
score
weighting
Value4.7 s
13/100
10%
Value7.9 s
3/100
25%
Value7.8 s
23/100
10%
Value1,490 ms
14/100
30%
Value0.001
100/100
15%
Value8.5 s
38/100
10%
1138 ms
100 ms
264 ms
343 ms
254 ms
Our browser made a total of 76 requests to load all elements on the main page. We found that 91% of them (69 requests) were addressed to the original Firstlightoptics.com, 3% (2 requests) were made to Seal.thawte.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Firstlightoptics.com.
Page size can be reduced by 616.8 kB (26%)
2.4 MB
1.7 MB
In fact, the total size of Firstlightoptics.com main page is 2.4 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. 60% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 58.1 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 58.1 kB or 82% of the original size.
Potential reduce by 71.8 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. First Light Optics images are well optimized though.
Potential reduce by 369.5 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 369.5 kB or 72% of the original size.
Potential reduce by 117.4 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. Firstlightoptics.com needs all CSS files to be minified and compressed as it can save up to 117.4 kB or 87% of the original size.
Number of requests can be reduced by 11 (16%)
69
58
The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of First Light Optics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
www.firstlightoptics.com
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firstlightoptics.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
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.
firstlightoptics.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
firstlightoptics.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Firstlightoptics.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 Firstlightoptics.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.
firstlightoptics.com
Open Graph description is not detected on the main page of First Light Optics. 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: