Wilson® VH1102 and 1202 Micro Hardness Testers

Wilson VH1102 and 1202

Micro Hardness Testers

The Wilson VH1102 and 1202 Micro Hardness testers provide dependable solutions for precise micro hardness testing in quality control and metallurgical research. With testing capabilities ranging from 0.01-2kgf, the VH1102 features a four-position turret for single-scale testing, while the VH1202 offers greater versatility with a six-position turret. Both units support measurements using the digital eyepiece or an optional integrated, high-resolution camera with DiaMet software.

Wilson VH1102 and 1202 Benifits

Best in Class Optics
  • Precise indenting system paired with a high-quality optical system for unparalleled images
  • Optional digital camera housed internally for reliability, protected from dust and misalignment
Automatic Load Selection
  • Menu-controlled automatic load selection eliminates the need for a load selector knob
  • Wide load range (10gf to 2kgf) with 9 individual load steps, streamlining testing without changing internal mechanics
Dynamic Software Solutions
  • Complete your system with optional DiaMet automation software

Diamet® Hardness Testing Software

Enhance sample throughput while ensuring consistency with minimal complexity through our DiaMet 2.0 software system.
DiaMet Computer Monitor
DiaMet - Automated


By prioritizing swift and simple operation for all users, DiaMet software can utilize high automation, ensuring flexibility for the future.

DiaMet - Fast


Achieving auto-focus and auto-measurement in 5 seconds or less, deliver the fastest test cycle for precise and efficient results.

DiaMet - Safe


Emphasize machine safety with collision-resistant indenters and objectives, ensuring safety meets flexibility.

DiaMet - Versatile


Optimized for Vickers, Knoop, Rockwell, Superficial Rockwell, Brinell, and K1c fracture as per ISO and ASTM standards.


Wilson VH1102 and 1202 Ordering
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Features Description
VH1102 Stand Alone Tester - W1102D01
Hardness scales HV
Main-load 0.01 – 0.025 – 0.05 – 0.1 – 0.2 – 0.3 – 0.5 – 1 - 2kgf
Objectives 10x and 50x Long Working Distance
Sample Support Flat anvil (19mm pin) & Analog XY Stage
VH1202 Stand Alone Tester - W1202D01
Hardness scales HV & HK
Main-load 0.01 – 0.025 – 0.05 – 0.1 – 0.2 – 0.3 – 0.5 – 1 - 2kgf
Objectives 5x, 10x and 50x Long Working Distance
Sample Support Flat anvil (19mm pin) & Analog XY Stage
Vh1102 and 1202 with DiaMet® Automation Software
Part # Description
VH1102 Vickers
W1102D31 DiaMet Basic: Manual (Analog)
W1102D33 DiaMet Basic: Manual (Digital)
W1102D35 DiaMet Semi Auto
W1102D37 DiaMet Full Auto
W1102D45 DiaMet Enterprise
Part # Description
VH1102 Vickers and Knoop
W1202D31 DiaMet Basic: Manual (Analog)
W1202D33 DiaMet Basic: Manual (Digital)
W1202D35 DiaMet Semi Auto
W1202D37 DiaMet Full Auto
W1202D45 DiaMet Enterprise
Features Description
Automation included
DiaMet Basic: Manual (Analog) Camera only
DiaMet Basic: Manual (Digital) Camera, Digital Stage Readout
DiaMet Semi Auto Camera, Motorized 100 x 100mm Stage
DiaMet Full Auto Camera, Motorized 100 x 100mm Stage, Auto-Focus
DiaMet Enterprise Camera, Motorized 100 x 100mm Stage, Auto-Focus


  Wilson VH1102 Wilson VH1202
Hardness Scales HV (Vickers), HK (Knoop)
Turret Motorized
Indentors 1 indenter position
Select Vickers or Knoop
2 indenter position
Select Vickers and/or Knoop
Standard Objectives 10x & 50x Regular 5x, 10x & 50x Long Working Distance
Total Magnification 100x, 500x 50x, 100x, 500x
Test Loads 0.01 - 0.025 - 0.05 - 0.1 - 0.2 - 0.3 - 0.5 - 1 - 2kgf
Test Load Accuracy ±1.5% < 200g, ±1% > 200g
Test Cycle Type Motorized Dead Weight
Standard Compliance ASTM E384 & E92;ISO 6507, 9385, 4546
Light Source LED
XY-Stage Options Manual 100 x 100mm stage, 25 x 25mm travel
Motorized stage 100 x 100mm travel (with PC software only)
Data-out USB abd RS232
Software Options Options from basic camera kit to full automatic system available
Operating Temperature 50 - 100°F [10 - 38°C]
Humidity 10 - 90% non-condensing
Power 100 - 240VAC, 50/60Hz

Consumables and Accessories

Available in a wide range that set the standard for industry
Browse our selection of ISO & ASTM Certified Indenters
Find sample support that’s right for your application
Limit outside vibrations and ensure your specimen remains motionless during testing

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Product Literature

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Buehler Product Catalog
Buehler Product Catalog

Buehler is a division of Illinois Tool Works (ITW) and is based in Lake Bluff, Illinois. Our company’s legacy comprises groundbreaking designs including the first commercially available mounting press, the first Rockwell hardness tester and we were the first to automate polishing. This same forward-looking spirit, combined with a strong understanding of lab priorities, continues to inform how we serve our customers world-wide.

Protect your Investment
Protect your Investment

Protect your investment with Buehler’s Service Plans. Keep your lab up and running with access to wear part kits and your machine being services by one of our highly trained Service Technicians.

Properly maintaining your equipment will ensure consistent performance , minimize downtime and reduce the likelihood of costly repairs.

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