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Digital Microscope/Optical Microscope/SEM
Testing Instruments for SMT/SEMICONDUCTOR/FPD
Solar Cell Industry Instruments
Non-Destructive Testing Equipments
Laboratory Instruments for Law Enforcement
Laboratory Instruments for Life Science Research


Questar China Limited was established in 1993 with its offices in the major cities of Beijing, Shanghai, Chengdu, Suzhou, Shenzhen and it’s China affiliates located in Shenyang, Tianjin, Xi'an, Nanjing and Wuhan, is a leading imaging analysis, measurement, and inspection product sales, marketing, and service company.

Our strong, well-connected sales and technical staff, is formed of highly trained and knowledgeable engineers with many years experience in the high tech industry. As an exclusive distributor of many high tech products, we have an established an extensive customer base throughout the industries such as automotive, aerospace, semiconductor, electronics, petrochemical, electric power, and telecommunication, as well as Chinese universities, research institutes, and academies of science. We provide technical training, customer support, and service, as well as after-sales repair and maintenance through our five sales offices.

Our customers includes Tsinghua University , Beijing University, Fudan University, Nanjing University, Harbin Institute of Technology, Baosteel, Sony, Seagate, Mitsubishi Electric, Nokia, Motorola, Sharp, Braun, Siemens, Bosch, Xerox, Philips, Jabil, LG, Toshiba, IBM, GE, Unilever, P&G, Bridgestone, Toyota, Ford, Tokico, Mazda, Shanghai Museum, Nanjing Museum, The Palace Museum, and many public security departments all over the country, etc.

New Products

    3D Digital Microscope    
The 3D Digital Microscope System is Hirox’s newest, most advanced development. The digital camera, light source, LCD monitor, computer, and software are all integrated into this one unit. It provides the user with the ultimate in high performance observation(Max.Mag.7000x), measurement, analysis, recording, management, and output.


    Tabletop Scanning Electron Microscope    
Hirox SH-series SEM (iSEM / Desktop SEM / Tabletop SEM),is a desktop, high resolution and high performance scanning electon microscope, combines the power and features of a conventional SEM, with the size, price and ease of use you would expect from a desktop version. Mag.goes up to 30,000x ~ 100,000x in seconds available.


    High Precision 3D Surface Scanning & Measuring System    
The optical 3D measuring systems are based on the technology of fringe projection, one of the newest and most innovative developments in optical 3D metrology. Developed by GFMesstechnik GmbH, the digital light projectors using micro mirror displays DLPTM , are providing exceptional results concerning high light intensity and short exposure times. resulting thereof, the systems are distinguished by rapid acquisition and outstanding accuracy.


    Hirox Industrial Borescopes    

Precise responses to your camera control with the joystick operation. The 360-degree articulation capability assists you to navigate through the curved and complex paths. Its full-control and high navigation abilities improve work efficiency at the inspection site. More solutions of Borescope and Fiberscope are available.


    3D Solder Paste Inspector    
Lascan 3D solder paste inspection equipment used to monitor and control one of the most crucial steps affecting the finished quality of circuit boards. It has revolutionized SMT production by offering an automated method for performing in-process inspection and rework on the assembly line.


More Intruments

QUESTAR Long Distance Microscope
QUESTAR Surveillance Instrument
HIROX 3D Video Microscope
MEIJI Optical Microscope
ITI Industrial Scopes
SONATEST Ultrasonic Flaw Detectors
DAKOTA Ultrasonic Flaw Detectors
STRESSTEL Ultrasonic Thickness Guages
UE Leak Detectors
STRESSTEL Ultrasonic Bolt Extensometer
ECD Thermal Profiler
ZEISS Nano Technology Systems
Yxlon Feinfocus X-Ray System

  LORAD X_Ray System
CENTURION Eddy Current Flaw Detectors
LIST Coating Thickness Meters
LASCAN Silver Paster Inspector
KMAC Thin-Film Thickness Measurement System
PICO Full-Auto Stencil Cleaner
HITACHI FineSAT Imaging System
NITON XRF Element Analyzer
3D Family Measuring Machines
DATAPAQ Solar Cell Thermal Profiling System