Easily analyze any
type of light from
your smart device

The application offers everything you need to evaluate, select and monitor studio lights and luminaries, including White Balance, Exposure Compensation, ISO, Aperture and Shutter, TLCI, TLMF, Color checker Chart, Advice for Colorist, Smart Filter and many more.

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How it works


Download & install the app

Spectrum Genius Agricultural Lighting is available on iOS and Android devices and can be downloaded for FREE with the Lighting Passport Standard PRO and Flagship PRO. Visit the App Store.

Connect with your Lighting Passport

With the powerful Bluetooth technology, connect your Lighting Passport spectrometer with your smart device and easily record precise real-time remote light measurements.

Take a measurement

Measure everything you need to know with Spectrum Genius Studio for parameters including Television Lighting Consistency Index (TLCI), White Balance, Exposure Compensation, ISO, TLMF, etc.

Television Lighting Consistency Index

The Television Lighting Consistency Index, developed by the European Broadcasting Union (EBU), is a new evaluation standard for studio lights and luminaries. TLCI scores lights in five different categories ranging from the poorest quality (85). A score of 90 is widely regarded as the minimum for television use.

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The ultimate tool to test studio light sources

Combined with the Lighting Passport spectrometer, Spectrum Genius Studio is the most versatile tool to help you monitor studio light or luminaries.
The Television Lighting Consistency Index helps evaluating lights and luminaires with a score on a scale from 0 to 100.
White Balance
Set your target CCT and use the color chart to adjust your image or photograph to specific or neutral colors.
Exposure Compensation
Use the built-in scale to adjust the exposure and optimize the quality of your image.
The Television Matching Factor allows users to use Fresnel or Flood Light as a reference for calculations.

ISO, Aperture & Shutter
Use Spectrum Genius Studio to set your Photo-Sensibility (ISO), Aperture and Shutter parameters.
Color checker Chart
Use the chart to visualize the difference between the reference and the measured light source as well as the Q value.
Advice for Colorist
Use the Advice for Colorists guide to adjust your lightness, chromaticity and hue for 12 different color sectors. 
Smart Filter
Set your target color temperature and SGS will provide filter suggestions to change the color temperature of your luminaries


Smart Spectrometer

Lighting Passport

The Lighting Passport combines your smart device with a professional spectrometer via Bluetooth Technology.
  • Lightweight and Powerful
  • Accurate Measurements
  • Smart Devices Compatibility
  • Remote Data Acquisition

White balance chart

Adjust your image and photograph by setting your target CCT and using the color chart provided by Spectrum Genius Studio .


Spectrum Genius Studio and the Lighting Passport smart spectrometer are compatible with the iPhone 4S, iPhone 5/5C/5S, iPhone 6/6+/6s/6s+/SE, iPod Touch 5, iPad Mini/Mini2, iPad 3, iPad Air and later versions.


Spectrum Genius Studio Specs

Discover all the key features of the app and how Spectrum Genius Studio can help you increase your efficiency at work significantly.

Measurement Mode

Measurement Capability
TLCI(Qa),  TLMF,  CCT,  CRI,  CQS,  ColorChecker Chart (24 Q values), 
Colorists Advice,  Distance from Blackbody Locus,  Spectrum Diagram,
Illuminance,  LBi,  CCi,  White Balance,  Exposure Compensation,  Exposure Value,  ISO,  Aperture,  Shutter

Key Features
Smart Filter, Import User-defined Filter, Photograph, Note, Auto Connection, E-mail Sharing (.CSV output), Smart Pass, Social Media Integration, Direct Compatibility with EBU TLCI Software
English, Traditional Chinese, Simplified Chinese

Meet some of our customers

Thousands of lighting professionals around the globe trust the Lighting Passport smart spectrometer and Spectrum Genius Agricultural Lighting.


Lighting Passport Essence PRO

  • 10 nm Optical Resolution
  • 1 Year Warranty
  • 30 Day Money Back Guarantee