The CP1890 test chart features a specially designed reflective surface with 18% front reflectance and 90% back reflectance, providing an accurate spectrally neutral uniform surface for camera white balance testing.
Discover the advanced capabilities and benefits
One side for 18% standard gray, the other for 90% high-reflectance reference
Spectral neutral surface ensures white balance
The CP1890 is a 2mm thick double-sided chart, matte finish, the front is 18% grey and the back is 90% white. Primarily used for white balance testing.
▋ Key Features
Double-Sided, Gray/White
Matt Surface
Perfect Neutrality
Gray Side is for 18% Reflectance
White Side is for 90% Reflectance
2mm Thick Cardboard Chart
20x25 cm
Implement interface control and API code control
RIQA-Camera is a professional image quality analysis software designed for smartphone consumer electronics, security, medical, and automotive camera applications. Based on international standard test methodologies, the software provides systematic evaluation and analysis across multiple dimensions, including resolution, noise, dynamic range, distortion, color, uniformity, and flare. Featuring a bilingual (Chinese/English) interface, support for multiple test charts, and a high degree of automation, RIQA-Camera delivers fast and accurate results, significantly improving the efficiency of image quality testing.
Detailed technical parameters and specifications
| Model | CP1890 |
|---|---|
Size | 20×25cm |
Reflectance | Front:18%; Back:90% |
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