Shanghai Seeyond Optoelectronics Co., Ltd.
Mer-QAM160
The Mer-QAM160 is China's first independently developed fast goniometric lens. It measures luminance, chromaticity and contrast accurately and reliably over a 160° field of view and is widely applicable to display inspection and has the following core advantages:
● The first domestic independent research and development
● 160° large field of view
● One-time full inspection, fast and accurate measurement
● Considering small-size LEDs and MicroLEDs
● Both low cost, high performance and flexibility
● Designed specifically for R&D and quality departments
Features
The Fast Goniometric Lens Mer-QAM160 has many core technical advantages:

Display Inspection
Paired with a spectrometer or colorimeter, it evaluates the angular distribution of chromaticity, luminance and contrast of flat-panel displays, light sources and their components, covering LCD, OLED and backlit displays;minimum measurable screen diameter is 6 mm, and both point and area sources can be measured.

160° Wide Field of View
Within a 160° field of view, a single measurement captures complete viewing-angle data for accurate and reliable luminance, chromaticity and contrast measurement.

One-Shot Full Inspection, Fast and Accurate
Measures the emission angles of the whole screen in one shot without multiple measurements and image stitching,delivering accurate results quickly - ideal for R&D and quality control.

Also for Small LEDs and Micro LED
Smaller than industry benchmarks, the lens strikes the best balance between performance and size: while meeting test requirements it minimizes dimensions for easy alignment and installation and more flexible inspection.Interchangeable stops suit different scenarios.
Product parameters
| project | Specification1 | Specification 2 |
| Camera Sensor | Size: 36*24mm Resolution: 9576*6388 Pixel: 3.76μm | Size: 29.9*22.4mm Resolution: 9344*7000 Pixel: 3.2μm |
| Incident angle | 0~80° | 0~80° |
| Inspection angle | 0~160° | 0~160° |
| Azimuth angle | 0~360° | 0~360° |
| Minimum diameter of the test area | 100μm | 100μm |
| Maximum diameter of the test area | 6mm | 6mm |
| Optimal distance | 2mm | 2mm |
| Focal length | 9.85mm | 9.85mm |
| Focus distance | Infinity | Infinity |
| CRA | <1.5° | <1.5° |
| Mechanical diameter | 110mm | 110mm |
| Back focus | 50mm | 50mm |
Application scenarios
From automotive and wearable displays to consumer electronics displays, the Mer-QAM160 captures complete viewing-angle data in a single measurement, making it ideal for inspecting all display types including LCD, OLED, Micro LED and backit displays. Its efficient,accurate data acquisition provides reliable support for comprehensive display performance evaluation.
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