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Illuminance Meter

M8 fiber connector

Flexible and high speed

Our Asteria illuminance meter with M8 fiber connector is your choice when space is limited. Perfect for all set-ups too small to place the Asteria cosine corrector or whenever flexible placement of the measurement head is required. Asteria is swift and steady, able to measure waveforms of light source to determine flicker characteristics. Designed for in-line use, Asteria is available in multiple configurations.

  • Absolute illuminance (CIE 1931 luminosity function)
  • High sample rate (186 567 samples per second) and large memory size
  • Measure high and low frequencies at the same time
  • Flicker measurement standards:
    • Flicker percentage and index (IES)
    • IEEE 1789
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Optical systems 10 mm lens system & cosine corrector
Photo detector Silicon photo diode
spectral response Approximates CIE 1931 luminosity curve, fs value 8 % typical
Measurement speed in sample mode 186 567 samples/second - Memory for 250 000 samples
USB 2.0 USBMTC compliant, SCPI command set, full speed device
Application Note
Application Note

About Admesy


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World class

Checking the latest stats or texting your mom? Our technology is used during the production of screens, displays, LED applications and consumer electronics of well known market leaders. Our current product portfolio includes spectroradiometers, colorimeters, light meters and 2D imaging colorimeters.

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Made in Europe

Our headquarter is located in the south of the Netherlands, next to the European high tech area of Eindhoven. It is equipped with research & development and production facilities with high-end clean room, ready to meet your needs. Still, with offices in Europe and Asia and a worldwide network of distributors, we are always close.

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Clever minds

We continuously follow the latest standards and recommendations to enable the industry to respond immediately. On both large and small scale, we have proven our strength and ability to serve any customer offering configurational flexibility tailored to their specific measurement needs in production lines and R&D labs.


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