QZW1 measuring microscope
The QZW1 is our best-seller in optical measurement technology and is used by customers worldwide. It combines maximum precision with ease of use. Thanks to its design with a solid granite base and a manually adjustable cross table, your workpieces and components can be measured quickly and easily with an accuracy of less than 2 µm.
With numerous options such as a zoom lens, various Z-axis lengths and measuring table sizes, the measuring microscope offers all possibilities for your part-specific measurement requirements. CNC versions are also available for extensive series measurements and increased operator independence.
Application examples
Thanks to its high accuracy and flexible application options, the QZW1 is successfully used in a wide range of industries—from automotive and medical technology to electronics manufacturing. Below you can see a selection of parts from our customers.

Mechanical parts

Plastic parts

Stamped parts

Medical technology

Electronic parts
Software
An intuitive, icon-driven user interface, a flexible button library and a powerful tolerance and programming function make the M3 software the perfect solution for optical measurement systems. All conceivable geometric measurements can be performed in no time at all.

Additional software options
The M3 metrology software can be expanded with various modules, for example to measure threads quickly and easily.
The relevant measurement points are captured and optimally fitted into the specified tolerance band. Multiple profiles with different tolerance ranges can be integrated into one measurement sequence.

Position the profile tool, press the Fit button, and perform a fitting operation. Perform as many fitting operations as necessary to achieve the best possible result.

Fitting parameters can be adjusted using the profile measurement toolbar. Suitable controls include independent fitting conditions for X/Y translation and rotation, fit-point density, fit algorithm type, and fit-point filtering.

Easily analyze the profile fitting results with intuitive tools: quickly identify and read the worst point, the best point, or a specified number of points relative to the profile tolerance.

The module enables thread measurement with just one click. It outputs the major diameter, minor diameter, pitch diameter, thread pitch, as well as, as secondary coefficients, the value to the thread crest and to the thread root.

The calculated thread element outputs six thread-specific values.
O = nominal diameter
R = core diameter
P = pitch diameter
L = pitch
c = section to the thread tip
r = section to the thread core
Technical data
| X-Y axis measuring range | 100 x 100 mm | 200 x 100 mm | 250 x 170 mm | 400 x 250 mm |
|---|---|---|---|---|
| Length measurement error | 1.9 µm + L/100 (L in mm) | 4 µm + L/100 (L in mm) | ||
| Z-axis measuring range | 150 mm / optional 350 mm | |||
| Measuring system Z axis | optional | |||
| Camera | USB 3.0, 25 fps, 2 megapixels | |||
| Lens | Fixed lens / optional zoom lens 0.7x – 4.5x (manual/motorized) | |||
| Magnification | 40x or 35x – 225x (zoom lens) | |||
| Field of view | 8 mm or 9 mm – 1.5 mm (zoom lens) | |||
| Incident light | 4-segment LED ring light (optional coaxial incident light) | |||
| Transmitted light | LED (optionally telecentric) | |||
| Positioning aid | Laser pointer | |||
| Table load | max. 20 kg | |||
| Scope of delivery | QZW1, 23″ touchscreen, M3 software, calibration certificate, operating instructions | |||
Demo video
Thread measurement
Gear measurement
Measuring with DXF templates
Frequently asked questions

Free demonstration
Whether at your premises, at our facility or online – we will show you how to carry out precise measurements tailored exactly to your requirements. The live demonstration allows you to see the functions and benefits of our measuring microscopes directly and try them out yourself.
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