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P76 series piezoelectric objective scanner features a large load capacity up to 500g, Z-axis linear motion range up to 100μm, adopting flexible hinge design mechanism, no friction, good linearity, high closed-loop positioning accuracy. The seperate thread adapter design accommodates a wide range of microscopes.
Characteristics

Travel to 100μm
| Load capacity to 500g
| Millisecond response time
| Closed loop for higher repeatability
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Excellent focusing stability
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Applications

Adjustment focus
| Image processing
| Confocal microscope
| Semiconductor inspection
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Laser processing
| Interference shape measurement
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| Technical data |
Models | S-Closed loop K-Open loop | P76.Z100S P76.Z100K | P76.Z50S P76.Z50K | Units |
Active axis | Z | Z | |
Travel range(0~120V) | 80 | 60 | μm±20% |
Travel range(0~150V) | 100 | 75 | μm±20% |
Sensor type | SGS/- | SGS/- | |
Resolution | 5/2.5 | 15/2.5 | nm |
Linearity | 0.05/- | 0.1/- | %F.S. |
Repeatability | 0.02/- | 0.05/- | %F.S. |
Push/pull force | 70/10 | - | N |
Stiffness | 0.8 | - | N/μm±20% |
Unloaded resonant frequency | 800 | 1800 | Hz±20% |
Unloaded step time | 5/2 | 1.6/1 | ms±20% |
Closed-loop unloaded operating frequency | 10% travel | 400 | - | Hz±20% |
100% travel | 50 | - |
Load capacity | 0.5 | 0.5 | kg |
El.capacitance | 7.2 | 7.2 | μF±20% |
Material | Aluminum, Steel | |
Mass | 520 | 550 | g±5% |
Note: Above parameters are measured with the E00/E01 series piezo controller. The maximum driving voltage can be -20V~150V; for high reliability long-term use, the recommended driving voltage is 0~120V.