CANGHAN designs and delivers industrial cameras, high-speed code readers, laser displacement sensors and turnkey vision inspection systems — empowering factories worldwide to see, measure and decide with micron-level accuracy.
From standalone sensors to fully integrated inspection systems — four product families covering every stage of the visual inspection process.

Global & rolling shutter CMOS cameras from 1.3MP to 25MP, high-speed series up to thousands of fps, and AI vision sensors for inline inspection.
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High-speed 1D/2D code readers for DPM, QR and Data Matrix — robust decoding on shiny, damaged or low-contrast surfaces.
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Laser triangulation sensors and 3D line-laser profilers for thickness, height, gap and surface inspection at production speed.
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FA fixed-focal and telecentric lenses, plus custom machine vision inspection solutions — positioning, measurement, defect and OCR.
View lineFounded with a top-tier vision company and a doctoral team from Southeast University, we combine deep optical science with real production-floor experience.
Founded in collaboration with Keyence and a doctoral team from Southeast University — strong R&D and continuous innovation capability.
Since 2018, committed to providing comprehensive machine vision solutions for global manufacturing, guided by Innovation, Efficiency, Pragmatism and Win-Win.
Precise assembly steps with no delay. Every machine is fully tested before shipment, with a testing video for your confirmation.
Our in-house optical laboratory supports pre-purchase testing and validation, ensuring excellent performance in your real application.
Deep partnerships with renowned enterprises such as Tencent, Basler and Hikvision, advancing intelligent manufacturing worldwide.
Positioning, dimension measurement, defect detection and OCR recognition — tailored vision inspection solutions for your exact process.
Our products and services are widely applied in automotive, 3C electronics, medical devices and consumer goods manufacturing.
Part positioning, surface defect detection and dimensional measurement on assembly lines.
High-speed code reading, component inspection and AOI for PCB and precision electronics.
Traceability code verification, cleanliness and packaging inspection with DPM reading.
Label, cap and fill-level checks plus barcode verification on fast-moving lines.
"The machine is very sensitive and user-friendly, providing an excellent experience. Setup was smooth and the support team guided us through every step."
"Scanning is fast and accurate, very convenient to use. I love it! The code reader handles our DPM codes without a single miss."
"Custom inspection solution delivered exactly as specified — positioning, measurement and OCR all in one station. Pre-shipment test video made commissioning effortless."
Tell us about your inspection task — our engineers will recommend the right camera, lens, lighting and software combination, validated in our optical lab.