Uprtek.com - SEO Checker

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Overview of the SEO Check
Meta information
92% 
Page quality
74% 
Page structure
83% 
Link structure
57% 
Server
95% 
External factors
60% 
SEO Score
Response time
1.66 s
File size
216.00 kB
Words
1403
Media files
25
Number of links
103 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Spectral Measurement Solutions for AR/VR Displays｜UPRtek
The length of the page title is perfect. (554 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
UPRtek provides portable spectrometers and calibration solutions for waveguide display and near-eye display AR/VR optical measurement.
The length of the meta description is perfect. (857 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.uprtek.com/en
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
Alternate/Hreflang Links
(Somewhat important)
The alternate link to the page itself is missing.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
descriptionUPRtek provides portable spectrometers and calibration solutions for waveguide display and near-eye display AR/VR optical measurement.
robotsfollow, index, max-snippet:-1, max-video-preview:-1, max-image-preview:large
google-site-verificationglyYmrzcsVim_bj2jL7MqWRP2M-I24mWp302atPRlSY
generatorSite Kit by Google 1.180.0
viewportwidth=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0
msapplication-TileImagehttps://www.uprtek.com/wp-content/uploads/2026/05/cropped-uprtek-favicon-512.png-270x270.png
article:published_time2021-01-13T10:03:47+08:00
article:modified_time2026-06-11T09:33:29+08:00
langen-us
twitter:cardsummary_large_image
twitter:titleSpectral Measurement Solutions for AR/VR Displays｜UPRtek
twitter:descriptionUPRtek provides portable spectrometers and calibration solutions for waveguide display and near-eye display AR/VR optical measurement.
twitter:imagehttps://www.uprtek.com/wp-content/uploads/2021/01/Uprtek-logo-1000x242-1.png
twitter:label1Written by
twitter:data1marketing
twitter:label2Time to read
twitter:data238 minutes
og:localeen_US
og:typewebsite
og:titleSpectral Measurement Solutions for AR/VR Displays｜UPRtek
og:descriptionUPRtek provides portable spectrometers and calibration solutions for waveguide display and near-eye display AR/VR optical measurement.
og:urlhttps://www.uprtek.com/en
og:site_nameUPRtek
og:updated_time2026-06-11T09:33:29+08:00
og:imagehttps://www.uprtek.com/wp-content/uploads/2021/01/Uprtek-logo-1000x242-1.png
og:image:secure_urlhttps://www.uprtek.com/wp-content/uploads/2021/01/Uprtek-logo-1000x242-1.png
og:image:width1000
og:image:height242
og:image:altUPRtek Logo
og:image:typeimage/png
X-UA-CompatibleIE=edge
charsetUTF-8

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Page quality

Content
(Critically important)
These Typos were found:
  • indispensible => indispensable
There are 2 text duplicates on this page:
  • Duplicate: This case study walks through how professional lighting designers can ...
This page contains 1403 words. That's ok.
26.9% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
29 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
The average number of words per sentence of 19.93 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: april 8-10
Some tags are too long. With 229 characters this one is longer than 70 characters:
"leds are changing the world, but not all leds are created equal. so how do manufacturers sell with int..."
Image SEO
(Somewhat important)
24 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
...nt/uploads/2021/01/Uprtek-logo200x48.pngNo alt attribute providedlogo
...0N-Premium-Handheld-Spectrometer-200.jpgNo alt attribute provided
...2021/01/MK550T-Spectroradiometer-200.jpgNo alt attribute provided
...021/01/PG200N-Spectral-PAR-Meter-200.jpgNo alt attribute provided
...ds/2024/06/uv100n-v3-front-200x200-1.jpgUV100n front view
...ploads/2021/01/integrating-sphere-v2.jpgNo alt attribute providedintegrating-sphere-v2
/wp-content/uploads/2021/01/3-mk350s-v2.jpgNo alt attribute provided3-mk350s-v2
..._PG200N_Cosine_Correction_Regulation.jpgNo alt attribute provided06_PG200N_Cosine_Correction_Regulation
...0N-Desktop_multi-sensor-functions-re.jpgNo alt attribute provided09_MD100N-Desktop_multi-sensor-functions-re
...oads/2021/01/LED-bulb-A-unlit-resize.jpgNo alt attribute providedLED-bulb-A-lit-resize
.../01/Screen-comapre-EN-basic-1-resize.jpgNo alt attribute providedScreen-comapre-EN-basic-1
...1/Screen-comapre-EN-cie1931-1-resize.jpgNo alt attribute providedScreen-comapre-EN-cie1931-1
...oads/2021/01/LED-bulb-B-unlit-resize.jpgNo alt attribute providedLED-bulb-B-lit-resize
...1/01/Screen-flicker-EN-corrected_cut.jpgNo alt attribute providedScreen-flicker-EN
...2021/01/Screen-frequency-EN-4-resize.jpgNo alt attribute providedScreen-frequency-EN-4
...1/01/Screen-flicker-risk-EN-3-resize.jpgNo alt attribute providedScreen-flicker risk-EN-3
...oads/2021/01/connectivity-1-resize-3.jpgNo alt attribute providedconnectivity-1-resize
...t/uploads/2021/01/sd-card-1-resize-2.jpgNo alt attribute providedsd-card-1-resize
...ds/2021/01/excel-report-1-1-resize-3.jpgNo alt attribute providedexcel-report-1-1-resize
...ent/uploads/2021/01/LED-icons-mftg-1.pngNo alt attribute provided
...uploads/2021/01/LED-icons-business-1.pngNo alt attribute provided
...t/uploads/2021/01/LED-icons-design-1.pngNo alt attribute provided
...21/01/LED-icons-academics-research-1.pngNo alt attribute provided
...s/2021/01/LED-icons-safety-science-1.pngNo alt attribute provided
...loads/2021/01/Uprtek-logo-1000x242-1.pngNo alt attribute providedUprtek logo

Page structure

H1 heading
(Critically important)
Spectral Measurement Solutions for AR/VR Displays
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.
There are 31 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Spectral Measurement Solutions for AR/VR Displays
H2 Spectral Measurement Devices
H2 UPRtek Showcases at Touch Taiwan 2026
H2 Rental Services
H2 Lastest Article
H2 LED Lighting Design Case Study: Using MK350S Premium to Meet WELL Certification Standards for Healthier Indoor Spaces
H2 UPRtek & Jorjin Join Forces at Touch Taiwan 2026
H2 UPRtek Spectral Measurement Solutions
H2 The Importance of Mobility, Practicality
H2 Leveling the playing field: Confidence, Integrity, Trust
H2 Helping LED Manufacturers make better products
H2 Helping buyers make better decisions with Spectral Measurement
H2 Making your life easier with Connectivity
H2 Where we can help.
H2 Leveling the Playing Field for the LED Industry
H2 Latest Articles
H3 Handheld Spectrometers
H3 Handheld/Portable Spectroradiometers
H3 Handheld PAR Meters
H3 Spectral UV Meter
H3 LED Manufacturing
H3 LED Commerce
H3 Lighting Design
H3 Academics & Research
H3 Light Safety and Health
H3 LED Lighting Design Case Study: Using MK350S Premium to Meet WELL Certification Standards for Healthier Indoor Spaces Duplicate text
H3 UV Lights for Plants: Types, Benefits, How They Work, and More
H3 What is Photolithography: Step-by-Step Process, Uses, and More
H3 What is Waveguide Display: How It Works, Types, and More
H3 What is Near-Eye Display: Components, Challenges, Uses, and More
H3 Near-Eye Display Testing Solution Case Study: Achieving Optical Clarity for Next-Generation AI Smart Glasses
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
13 links don't have an anchor text.
There are 4 links with a trivial anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
/en/product-inquiry-form?utm_s...📧 Request a Quote
https://www.uprtek.com/ja日本語
https://www.uprtek.com/zh-TW中文(繁體)
https://www.uprtek.com/frFrançais
https://www.uprtek.com/deDeutsch
https://www.uprtek.com/ko한국어
https://www.uprtek.com/ruРусский
https://www.uprtek.com/esEspañol
https://www.uprtek.com/enNo Text
/en/contact-infoContact Us Anytime
/en/resellersGlobal Resellers
/page/about-usRead On ...
/en/about/about-usAbout Us
/en/about/privacy-policyPrivacy Policy
/en/about/quality-managementQuality Management System
/en/about/esg-corporate-sustai...ESG Corporate Sustainability
/en/about/esg-corporate-sustai...- Greenhouse Gas Inventory
/en/about/compensation-and-ben...Compensation and Benefits
/en/about/professional-trainingProfessional Training
/en/about/life-at-uprtekLife At UPRtek
/en/about/press-releasePress Release
/en/about/trade-showsTrade Shows
/en/about/certificates-and-awardsCertificates and Awards
/en/product/handheld-spectrome...Handheld Spectrometers
/en/product/spectrometers/mk35...MK350S Premium
/en/product/spectrometers/mk35...MK350N Premium
/en/product/spectrometers/cv600CV600 Cinema Spectral Meter
/en/product/pg200nPG200N Spectral PAR Meter
/en/product/spectrometers/uv10...UV100N Spectral UV Meter
/product/handheld-spectrometersAnchor EOL products
/en/comparison-tableComparison Table
/en/product/portable-spectrora...Portable Spectroradiometers
/en/product/mk550tMK550T Handheld
/en/product/md100nMD100N Desktop
/en/product/spectroradiometer-...Spectroradiometer Rental Services
/product/spectrophotometer-sol...Spectrophotometers
/en/product/ma-series-imaging-...MA Series Imaging Colorimeter
/en/product/cg01-color-geniusCG01 Color Genius LED Light Calibration
/en/product/uspectrum-software...uSpectrum Software & Apps
/en/product/uspectrum-pc-softwareuSpectrum PC Software
/en/product/uflicker-pc-softwareuFlicker PC Software
/en/product/mobile-uspectrum-appMobile uSpectrum App
/en/product/wing-wireless-wifi...Wing Wireless Wifi Control Card
/en/product/pg200n-thermo-hygr...PG200N Thermo-Hygro Cable
/en/product/pg200n-uva-sensor-...PG200N UVA Sensor Head
/en/applicationApplication
/en/case-studyCase Study
/page/contact-infoContact Us
/en/download-center-aDownload Center
/en/video-centerVideo Center
/en/product-support-formProduct Support
/en/contact-infoText duplicate Contact Us Anytime
/en/resellersResellers
/en/spectroradiometer-rental-formSpectroradiometer Rental Service Form
/calibration-repair-form/Calibration and Services
/ticket-statuses/Track your ticket status
/en/warrantyWarranty
/en/faq/product-qaProduct Q&A
/en/faq/knowledge-qaKnowledge Q&A
https://www.uprtek.com/en/blogBlog
/en/contact-infoSpectral Measurement Devices
/en/contact-infoHow can I help you? Contact Us.
/en/about/press-release/uprtek...UPRtek Showcases at Touch Taiwan 2026
/en/about/press-release/uprtek...Trivial anchor text
Read More
/en/about/press-release/uprtek...Rental Services
/en/about/press-release/uprtek...Text duplicate Trivial anchor text
Read More
/en/case-study/using-mk350s-pr...Lastest Article
/en/case-study/using-mk350s-pr...Text duplicate Trivial anchor text
Read More
/en/about/press-release/uprtek...UPRtek & Jorjin Join Forces at Touch Taiwan 2026
/en/about/press-release/uprtek...Text duplicate Trivial anchor text
Read More
/en/product/handheld-spectrome...No Text
/en/product/portable-spectrora...No Text
/en/product/pg200nNo Text
/en/product/spectrometers/uv10...IMG-ALT UV100n front view
/blogs/what-is-a-spectrometer-...What’s the difference between a Spectrometer, Spectroradiometer and a Spectrophotometer?
/about/certificates-and-awards▸Read on about Certificates and Awards.
/wp-content/uploads/2021/03/09...No Text
/product/uspectrum/uspectrum-p...▸Read on about uSpectrum PC software
/wp-content/uploads/2021/01/co...No Text
/wp-content/uploads/2021/01/sd...No Text
/wp-content/uploads/2021/01/ex...No Text
/en/application/led-manufactur...No Text
/en/application/led-manufactur...LED Manufacturing
/en/application/led-manufactur...▸LED Manufacturing Industry
/en/application/led-commerceNo Text
/en/application/led-commerceLED Commerce
/application/led-commerce▸LED Commerce
/en/application/lighting-designNo Text
/en/application/lighting-designLighting Design
/application/lighting-design▸Lighting Design
/en/application/lighting-acade...No Text
/en/application/lighting-acade...Academics & Research
/application/lighting-academic...▸Academics & Research
/en/application/light-and-visu...No Text
/en/application/light-and-visu...Light Safety and Health
/application/light-and-visual-...▸Light and Visual Safety
/en/case-study/using-mk350s-pr...LED Lighting Design Case Study: Using MK350S Premium to Meet WELL Certification Standards for Healthier Indoor Spaces
/en/blogs/uv-lights-for-plantsUV Lights for Plants: Types, Benefits, How They Work, and More
/en/blogs/photolithographyWhat is Photolithography: Step-by-Step Process, Uses, and More
/en/blogs/waveguide-displayWhat is Waveguide Display: How It Works, Types, and More
/en/blogs/near-eye-displayWhat is Near-Eye Display: Components, Challenges, Uses, and More
/en/case-study/near-eye-displa...Near-Eye Display Testing Solution Case Study: Achieving Optical Clarity for Next-Generation AI Smart Glasses
https://www.linkedin.com/compa...New window External Subdomain Follow
A-TITLE Follow on LinkedIn
https://t.me/UPRtek_RussiaNew window External Text duplicate Follow
A-TITLE Follow on Telegram
https://www.uprtek.com/Anchor B

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.uprtek.com/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is very slow (1.66 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (216 kB).

HTTP Response Header

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ki-origino1i
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set-cookie280 Characters
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http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 20 referring domains.
This page only has 56 backlinks.
This page only has few backlinks from 19 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# This file is automatically added by Rank Math SEO plugin to help a website index better
User-Agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

User-Agent: GPTBot
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

User-Agent: ChatGPT-User
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Sitemap: https://www.uprtek.com/en/sitemap_index.xml

Similar sites

Search preview

www.uprtek.com
Spectral Measurement Solutions for AR/VR Displays｜UPRtek
UPRtek provides portable spectrometers and calibration solutions for waveguide display and near-eye display AR/VR optical measurement.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
UPRtek85%Check
measurement82%Check
Solutions82%Check
Measurement Solutions82%Check
Spectral Measurement Solutions78%Check
Spectral Measurement77%Check
Display76%Check
spectral72%Check
Calibration Solutions68%Check
optical measurement68%Check
Show more keywords and terms

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