Asteria High-Speed Light Meter
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Ships from:
Netherlands
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Sold by:
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On FindLight:
since 2017
Description
The Asteria Light Meter by Admesy is a cutting-edge device engineered for precise luminance, illuminance, and flicker measurement. Designed with the needs of the display and lighting industries in mind, the Asteria offers a high-speed luminance measurement function based on the CIE 1931 standard. This functionality ensures that the measurements align with the human eye's perception of light, providing accurate and reliable results.
The Asteria operates seamlessly with both USB and RS232 interfaces, allowing for flexible connectivity options. It boasts a high-speed CPU and substantial internal memory, enabling it to perform complex calculations efficiently. Whether you require a lens system for luminance measurements or a cosine corrector for illuminance and luminous intensity assessments, the Asteria is equipped to meet your needs. Additionally, fiber-connected versions are available for remote sensing and accessory integration, enhancing its versatility in various applications.
One of the standout features of the Asteria Light Meter is its comprehensive support for flicker measurement standards. It accommodates various industry standards, including Contrast min/max, Contrast RMS, JEITA, VESA, Flicker percentage (IES), Flicker index (IES), and IEEE 1789. This wide-ranging compatibility ensures that the device can be utilized across different measurement scenarios, making it an invaluable tool for professionals in the field.
The Asteria is designed to handle both high and low frequencies simultaneously, thanks to its impressive sample rate of 186,567 samples per second and ample memory capacity. This capability allows for detailed and accurate analyses of light behavior, providing insights that are crucial for optimizing display and lighting performance. Furthermore, the device is compatible with Windows, Linux, OSX, and embedded systems, ensuring easy integration into existing workflows.
Asteria High-Speed Light Meter
Specifications |
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|---|---|
| Material: | Silicon (Si) |
| Spectral Range: | 380 – 780 nm |
| Mounting: | Mounted or Unmounted |
| Filter Response: | CIE 1931 luminosity curve V(λ) |
| Sample Speed: | 186.567 samples per second |
| Supported Flicker Methods: | VESA, JEITA, percentage, index, IEEE 1789 |
Features
- High-Speed Luminance Measurement: The Asteria light meter offers CIE 1931 high speed luminance measurement, ideal for display and lighting industries.
- Multi-Platform Compatibility: Compatible with Windows, Linux, OSX, and embedded systems, ensuring broad usability across different platforms.
- Comprehensive Flicker Measurement: Supports all major flicker measurement standards including Contrast, JEITA, VESA, Flicker percentage (IES), Flicker index (IES), and IEEE 1789.
- Advanced Connectivity: Operates via USB and RS232, with options for fiber-connected versions for remote sensing and accessory connectivity.
- High Sample Rate: Capable of measuring high and low frequencies simultaneously with a high sample rate of 186,567 samples/second.
- SCPI Command Interface: Easy integration into other applications with SCPI command interface support.
- Programming Language Support: Compatible with major programming languages including Labview, Labwindows, Visual Studio (C++, C#, VB), and others supporting VISA.
- USBTMC Standard Compliant: Ensures reliable USB communication with USBTMC compliance.
- Flexible Measurement Modes: Offers integrating and sampling modes with three gain stages for each mode, alongside an auto-range function for enhanced measurement flexibility.
- Human Eye Sensitivity: Measures absolute luminance, illuminance, and luminous intensity according to the human eye's CIE1931 luminosity function.
Applications
- Display Manufacturing & Testing: For luminance, contrast, and flicker measurement in LCD, OLED, and LED displays.
- Lighting Industry: Accurate illuminance and luminous intensity measurements for lamps, fixtures, and LEDs.
- Flicker Analysis: Detailed flicker assessment for compliance with global standards in lighting and display products.
- Research & Development: Ideal for laboratory analysis of optical performance and flicker characteristics.
- Production Quality Control: Fast inline measurements for production testing and calibration workflows.
Frequently Asked Questions
The Asteria Light and Flicker Meter is a high-speed measurement device suited for luminance, illuminance, and flicker measurements. It is suitable for light, flicker, and start-up behavior measurements as well as general high-speed light analysis.
The Asteria Light and Flicker Meter is available in multiple configurations. The lens-based system is capable of measuring luminance [cd/m²] and flicker, while its cosine corrector configuration allows illuminance [lux], luminous intensity [cd], and flicker measurements. Fiber versions are also available to connect to remote cosine correctors, lens systems, or integrating spheres.
The Asteria Light and Flicker Meter features absolute luminance or illuminance & luminous intensity measurement according to the human eye: CIE1931 luminosity function. It supports all flicker measurement standards for display, including Contrast, JEITA, VESA. It also has lighting flicker methods such as flicker percentage, index, and IEEE 1789 recommendation. It can measure high and low frequencies at the same time through a high sample rate [186.567 samples/second] and large memory size. It also has a trigger input and output for in-line applications. It is compatible with Windows, Linux, OSX, and embedded systems and has an SCPI command interface for easy integration in other applications. It is supported in all major programming languages Labview / Labwindows / Visual Studio [C++, C#, VB]/ etc. It is USBTMC standard compliant, and integrating- and sampling mode are available. It has 3 gain stages for every mode, an auto-range function, and user calibration function and pre-programmed calibration values.
The specifications of the Asteria Light and Flicker Meter include a CIE 1931 high-speed luminance measurement function, USB and RS232 connectivity, and a high-speed CPU and large internal memory for performing all complex calculations. It is available with a lens system or cosine corrector for luminance or illuminance & luminous intensity measurements respectively. For remote sensing and connecting to accessories, fiber-connected versions of the Asteria are available. All optical configurations are suitable for response time and flicker measurements supporting the following standards: Contrast min/max, Contrast RMS, JEITA, VESA, Flicker percentage (IES), Flicker index (IES), and IEEE 1789.
The dimensions of the Asteria Light and Flicker Meter depend on the configuration. The Asteria 10 mm has dimensions of 64 x 64 x 54 mm, while the Asteria cosine corrector has dimensions of 64 x 64 x 70 mm. The datasheet provides more detailed specifications for each configuration.