Precision Optical Measurement · Seek Truth & Innovate

Precision Optical
Full-Scenario Measurement Solutions

SNChain (Taihu Sanneng Supply Chain Management Co., Ltd.) specializes in optoelectronic testing, focusing on medical endoscope QC, advanced display measurement, lighting inspection, and laser safety — delivering precise system integration solutions for inspection agencies, laboratories, and enterprises.

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4+
Core Testing Domains
10+
International Agency Brands
100+
Industry Standards Covered
09–17
Daily Online Support
Core Solutions

Four Testing Domains

Medical QC
Endoscope optical performance testing, surgical shadowless lamps, and endoscope cold light sources — compliant with YY/T standards
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Display Measurement
HUD/AR/VR near-eye display measurement per SAE J1757, including UGR glare index evaluation
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Lighting Inspection
Goniophotometric measurement, integrating sphere spectral testing, IES report generation, and LED lumen maintenance prediction per TM-21
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Laser & Blue Light
Laser safety classification per IEC 60825-1, blue-light hazard assessment per IEC 62471, and automotive LiDAR testing
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About SNChain

Optoelectronic Testing
Driving Precision Measurement

SNChain upholds the spirit of "Seek Truth · Innovate", dedicated to research and innovation in precision optical measurement, with a focus on emerging optoelectronic technologies, cutting-edge international standards, and novel instrument development.

Serving inspection bureaus, testing laboratories, hospitals, health commissions, and enterprises, SNChain brings extensive laboratory-building expertise and delivers turnkey system integration for safety, EMC, and optical performance labs.

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Authorized Agency Brands
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Core Capabilities

Typical Measurement System Specifications

Goniophotometer
Goniophotometer
Standard CIE 70-1987
Angular Resolution 0.1°
Measurement Range C0°–360°
Application Automotive / Street Lighting
Integrating Sphere Spectrometer
Integrating Sphere
Standard IESNA LM-79-19
Wavelength Range 380–780 nm
Luminous Flux lm / μmol/s / W
Color Rendering Ra / TM-30-18
Laser Safety Classification
Laser Safety
Standard IEC 60825-1:2014
Class Range Class 1–4
Blue-Light Assessment IEC 62471
Application Medical / Industrial / Automotive

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