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Home Products Flicker&Glare Test LLD-217 Luminance Measurement System
LLD-217 Luminance Measurement System
Wide dynamic range , high repeatability
Typical application scenarios
LLD is specifically designed for on-site measurement of tunnel lighting and road lighting; it enables easy installation. With exceptional imaging quality, high accuracy, high repeatability, and intuitive operation, it is widely used in road lighting, tunnel lighting, architectural lighting, and related fields.
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Main characteristics
1.Adopts a professionally engineered optical system featuring superior imaging performance, fast measurement speed and easy operation.
2.Equipped with a dedicated image sensor and high-performance cooling architecture to deliver highly stable measurements.
3.Advanced dark-current control technology delivers high test sensitivity and ensures stable measurement at low luminance levels.
4.Feature-rich software supports flexible ROI selection of arbitrary size and shape; it enables luminance distribution and iso-luminance contour analysis for lighting scenes, alongside calculations of average, maximum, minimum luminance, min/max ratio and min/average ratio.
Technical Specifications
ModelLLD-217
Pixel ResolutionNot less than 1.7 million pixels
Data InterfaceGigabit Ethernet
Measurement Range0.05 cd/m²–6,000,000 cd/m² (range configured to order)
Luminance Measurement≤1 s @ 100 cd/m²
Field of ViewWide-angle lens: approx. 60° (horizontal) × 45° (vertical)
Measurement DistanceWide-angle lens: 0.3 m–∞
Computer (User-Supplied)
Minimum Configuration
CPU: Intel Core i7-7700, 3.6 GHz or higher
Operating system: 64-bit Windows 10
Memory: at least 16 GB; communication interface: Gigabit Ethernet
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