Tools & Wizards About Us
theraspecs.com screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

theraspecs.com

TheraSpecs: Light Sensitivity Glasses for Screens, Fluorescents, and Other Harsh Light

Page Load Speed

3.3 sec in total

First Response

141 ms

Resources Loaded

2.3 sec

Page Rendered

843 ms

theraspecs.com screenshot

About Website

Welcome to theraspecs.com homepage info - get ready to check Thera Specs best content for United States right away, or after learning these important things about theraspecs.com

Add TheraSpecs light sensitivity glasses to your light management toolkit today and filter the harsh light from screens, fluorescents, sunlight, flashing lights, and more.

Visit theraspecs.com

Key Findings

We analyzed Theraspecs.com page load time and found that the first response time was 141 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

theraspecs.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value5.4 s

57/100

10%

TBT (Total Blocking Time)

Value2,260 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

Network Requests Diagram

theraspecs.com

141 ms

theraspecs.com

98 ms

www.theraspecs.com

678 ms

theme-bundle.polyfills.js

622 ms

theme-bundle.head_async.js

77 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 9% of them (6 requests) were addressed to the original Theraspecs.com, 55% (35 requests) were made to Cdn11.bigcommerce.com and 11% (7 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (750 ms) relates to the external source Cdn6.bigcommerce.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 183.2 kB (16%)

Content Size

1.2 MB

After Optimization

985.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Theraspecs.com main page is 1.2 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. 65% of websites need less resources to load. Images take 906.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 180.7 kB

  • Original 229.4 kB
  • After minification 220.7 kB
  • After compression 48.7 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 180.7 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 906.3 kB
  • After minification 906.3 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. Thera Specs images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 2.5 kB

  • Original 32.6 kB
  • After minification 32.6 kB
  • After compression 30.1 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 25 (45%)

Requests Now

55

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thera Specs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

theraspecs.com

theraspecs.com

141 ms

theraspecs.com

theraspecs.com

98 ms

www.theraspecs.com

www.theraspecs.com

678 ms

theme-bundle.polyfills.js

theme-bundle.polyfills.js

622 ms

theme-bundle.head_async.js

theme-bundle.head_async.js

77 ms

theme-5cf6aa80-3bea-013d-4cd3-72a01438830c.css

theme-5cf6aa80-3bea-013d-4cd3-72a01438830c.css

84 ms

varify.js

varify.js

76 ms

loader.js

loader.js

79 ms

theme-bundle.main.js

theme-bundle.main.js

620 ms

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

72 ms

visitor_stencil.js

visitor_stencil.js

615 ms

main.js

main.js

617 ms

geoip2.js

geoip2.js

79 ms

cookieconsent.min.js

cookieconsent.min.js

615 ms

cookieconsent.min.css

cookieconsent.min.css

598 ms

url-param-state-handling.js

url-param-state-handling.js

595 ms

xyg7zfp.js

xyg7zfp.js

624 ms

bat.js

bat.js

623 ms

wallet-ico.png

wallet-ico.png

750 ms

money-ico.png

money-ico.png

396 ms

package-ico.png

package-ico.png

458 ms

theraspecs-logo-oct-2021-235x59_1634936985__27514.original.png

theraspecs-logo-oct-2021-235x59_1634936985__27514.original.png

194 ms

Hero-Image-TheraSpecs-Therapeutic-Glasses-5.jpg

Hero-Image-TheraSpecs-Therapeutic-Glasses-5.jpg

226 ms

computer-screen.png

computer-screen.png

193 ms

fluorescent-lights.png

fluorescent-lights.png

194 ms

flashing-lights.png

flashing-lights.png

192 ms

blue-light.png

blue-light.png

224 ms

sunlight.png

sunlight.png

224 ms

car-headlights-night-driving.png

car-headlights-night-driving.png

391 ms

bright-light.png

bright-light.png

225 ms

quotations.png

quotations.png

395 ms

better-lens-image-optimized-jun2024.jpg

better-lens-image-optimized-jun2024.jpg

395 ms

check-mark.png

check-mark.png

392 ms

all-lenses-icons-updated-2.png

all-lenses-icons-updated-2.png

390 ms

multiple-frame-styles-icon-updated.png

multiple-frame-styles-icon-updated.png

392 ms

prescription-rx-reader-lenses-icon-updated.png

prescription-rx-reader-lenses-icon-updated.png

457 ms

testimonial-woman-wearing-fl-pro-for-migraine-824x531.jpg

testimonial-woman-wearing-fl-pro-for-migraine-824x531.jpg

456 ms

testimonial-man-wearing-fl-blend-for-light-sensitivity-824x531.jpg

testimonial-man-wearing-fl-blend-for-light-sensitivity-824x531.jpg

456 ms

testimonial-woman-wearing-z-blue-for-seizures-824x531.jpg

testimonial-woman-wearing-z-blue-for-seizures-824x531.jpg

458 ms

testimonial-man-wearing-fl-sun-outdoor-sunglasses-824x531.jpg

testimonial-man-wearing-fl-sun-outdoor-sunglasses-824x531.jpg

458 ms

testimonial-woman-wearing-flex-for-mild-sensitivity-824x531.jpg

testimonial-woman-wearing-flex-for-mild-sensitivity-824x531.jpg

456 ms

testimonial-woman-wearing-contrast-hev-for-sharp-vision-824x531-2.jpg

testimonial-woman-wearing-contrast-hev-for-sharp-vision-824x531-2.jpg

510 ms

theraspecs-fl-pro-lens-500x500.jpg

theraspecs-fl-pro-lens-500x500.jpg

509 ms

theraspecs-fl-blend-lens-500x500.jpg

theraspecs-fl-blend-lens-500x500.jpg

510 ms

theraspecs-z-blue-lens-500x500.jpg

theraspecs-z-blue-lens-500x500.jpg

509 ms

theraspecs-flex-lens-500x500.jpg

theraspecs-flex-lens-500x500.jpg

509 ms

theraspecs-sleep-lens-500x500.jpg

theraspecs-sleep-lens-500x500.jpg

509 ms

theraspecs-contrast-hev-lens-500x500.jpg

theraspecs-contrast-hev-lens-500x500.jpg

544 ms

theraspecs-fl-sun-sunglasses-lens-500x500.jpg

theraspecs-fl-sun-sunglasses-lens-500x500.jpg

544 ms

web-vitals.attribution.iife.js

web-vitals.attribution.iife.js

282 ms

fbevents.js

fbevents.js

334 ms

js

js

376 ms

graphql

graphql

421 ms

graphql

graphql

423 ms

index.php

index.php

288 ms

4049613.js

4049613.js

216 ms

d

d

14 ms

d

d

70 ms

d

d

72 ms

d

d

119 ms

d

d

123 ms

d

d

124 ms

nobot

nobot

126 ms

1523449644587741

1523449644587741

48 ms

Accessibility Review

theraspecs.com accessibility score

86

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

theraspecs.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

theraspecs.com SEO score

97

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Theraspecs.com 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 Theraspecs.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.

Social Sharing Optimization

theraspecs.com

Open Graph description is not detected on the main page of Thera Specs. 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: