Tools & Wizards About Us
precisionopticalimaging.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

precisionopticalimaging.com

Home - Precision Optical Imaging - Your Reticle, Target and Custom Optics Expert.

Page Load Speed

2.5 sec in total

First Response

188 ms

Resources Loaded

2 sec

Page Rendered

305 ms

precisionopticalimaging.com screenshot

About Website

Click here to check amazing Precision Optical Imaging content. Otherwise, check out these important facts you probably never knew about precisionopticalimaging.com

Manufacturer of precision optical imaged components, test charts, apertures, reticles, resolution standards and custom lithography services.

Visit precisionopticalimaging.com

Key Findings

We analyzed Precisionopticalimaging.com page load time and found that the first response time was 188 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 45% of websites can load faster.

Performance Metrics

precisionopticalimaging.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.022

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

precisionopticalimaging.com

188 ms

dropdowntabs.js

109 ms

ddcolortabs.css

73 ms

bluetabs.css

75 ms

slidingdoors.css

77 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that all of those requests were addressed to Precisionopticalimaging.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Precisionopticalimaging.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 507.9 kB (15%)

Content Size

3.3 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Precisionopticalimaging.com main page is 3.3 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. Only 10% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 8.9 kB

  • Original 13.3 kB
  • After minification 12.5 kB
  • After compression 4.4 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. 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 8.9 kB or 67% of the original size.

Image Optimization

-15%

Potential reduce by 479.1 kB

  • Original 3.3 MB
  • After minification 2.8 MB

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, Precision Optical Imaging needs image optimization as it can save up to 479.1 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-78%

Potential reduce by 5.5 kB

  • Original 7.0 kB
  • After minification 5.5 kB
  • After compression 1.6 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 5.5 kB or 78% of the original size.

CSS Optimization

-78%

Potential reduce by 14.5 kB

  • Original 18.5 kB
  • After minification 13.6 kB
  • After compression 4.0 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. Precisionopticalimaging.com needs all CSS files to be minified and compressed as it can save up to 14.5 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (25%)

Requests Now

20

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Precision Optical Imaging. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

precisionopticalimaging.com

precisionopticalimaging.com

188 ms

dropdowntabs.js

dropdowntabs.js

109 ms

ddcolortabs.css

ddcolortabs.css

73 ms

bluetabs.css

bluetabs.css

75 ms

slidingdoors.css

slidingdoors.css

77 ms

glowtabs.css

glowtabs.css

76 ms

halfmoontabs.css

halfmoontabs.css

96 ms

styles.css

styles.css

141 ms

titlecm.gif

titlecm.gif

37 ms

right1.gif

right1.gif

71 ms

top3.gif

top3.gif

36 ms

left1.gif

left1.gif

68 ms

slide-left.gif

slide-left.gif

53 ms

slide-right.gif

slide-right.gif

79 ms

wel1.gif

wel1.gif

38 ms

communicate2.gif

communicate2.gif

37 ms

reticles.jpg

reticles.jpg

1699 ms

shake.gif

shake.gif

74 ms

testcharts.jpg

testcharts.jpg

73 ms

main-header-fade.jpg

main-header-fade.jpg

69 ms

spacer.gif

spacer.gif

83 ms

Accessibility Review

precisionopticalimaging.com accessibility score

88

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Links do not have a discernible name

Best Practices

precisionopticalimaging.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

precisionopticalimaging.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Precisionopticalimaging.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 Precisionopticalimaging.com main page’s claimed encoding is windows-1252. 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.

Social Sharing Optimization

precisionopticalimaging.com

Open Graph description is not detected on the main page of Precision Optical Imaging. 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: