CHN SPEC TH-200 Laser Transmittance Tester (0-100%)
The CHN SPEC TH-200 Transmittance Tester (Laser/Optical Transmittance Meter) is an in-depth optical measurement device, focusing on evaluating the ratio of light (especially laser wavelengths, infrared rays, or visible light) that can pass through a material. This device is a core solution in the quality control (QC) process of high-tech industries, where light transmittance directly determines the performance of sensor systems and lenses.
Technical Specifications:
Wavelength: 850nm, 905nm, 915nm, 940nm, 980nm, any wavelength can be customized
Transmittance Range: 0-100%
Single Measurement Time: <0.9 seconds
Measurement Repeatability: 0.5%
Measurement Resolution / Accuracy: 0.01%
Maximum Measurement Size: 150*150mm
Maximum Detection Distance: 250mm
Calibration Method: Automatic calibration
Measurable Parameters: Multi-point transmittance, maximum value, minimum value, average value, transmittance change curve over time, welding quality inspection
Measurement Method: Vertical irradiation, comprehensive simultaneous multi-point detection
Computer: Built-in industrial tablet
Operating System: Win10
Optional Accessories: Calibration certificate
Outstanding Features of CHN SPEC TH-200
- Absolute measurement range (0 – 100%): The device possesses a complete measurement range from 0% (completely opaque) to 100% (completely transparent). This helps the TH-200 accurately analyze all states of materials, from ultra-clear glass panels to specialized light-blocking filters.
- Measurement of ultra-small details: The special optical system design of the CHN SPEC TH-200 allows the device to accurately measure transmittance on extremely narrow areas, such as infrared ink holes (IR ink holes) on phone screen bezels or sensor slots on smartwatches.
- High accuracy and repeatability: Thanks to using a light source (laser/LED) with stable wavelengths and a highly sensitive signal receiving sensor, the device maximally eliminates interference from ambient light, delivering consistent measurement results in multiple consecutive tests.
- Fast and intuitive operation: The device provides immediate display results after placing the sample in the measurement chamber. Users can easily set Pass/Fail tolerance alert thresholds for quick product sorting on mass production lines.
- Professional data storage and exporting: The CHN SPEC TH-200 supports computer connection (PC). The included software helps the quality control department store measurement history, analyze statistical charts, and export industrial-standard QC reports.
Practical Applications
With its specialized light transmittance measurement capability and high accuracy, the CHN SPEC TH-200 is a crucial link in the following fields:
- Smartphones & Wearables: Inspecting the transmittance of infrared (IR) holes, hidden cameras, and proximity sensors through the screen glass.
- Optics and Lenses: Evaluating the light transmission quality of eyeglasses, camera lenses, microscopes, and optical filters.
- Automotive Industry & Architectural Glass: Measuring the light transmittance of windshields, safety glass, and verifying the effectiveness of window tint films.
- Plastics and Packaging Materials: Inspecting the transparency and light-blocking capability of plastic films, acrylic (PMMA), and polycarbonate (PC) sheets.










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