A new generation of ultra-precision motion and nanopositioning platforms is enabling faster, more stable, and more repeatable optical alignment across advanced photonics, semiconductor, and quantum research applications. Designed for sub-nanometer resolution and long-term stability, this motion solution combines high-stiffness mechanics, low-noise piezo actuation, and closed-loop feedback to deliver deterministic positioning performance over travel ranges from microns to tens of millimeters. The result is accurate beam steering, interferometric alignment, and wafer or sample positioning with repeatability less or equal to a few nanometers and settling times less or equal to a few milliseconds.
At the core of the system are flexure-guided stages that eliminate backlash, friction, and mechanical play. Unlike conventional bearings, the monolithic flexure design ensures pure, straight-line motion with zero stick-slip and exceptional lifetime. Integrated capacitive or optical encoders provide absolute position measurement with resolution less or equal to 0.1 nm, enabling stable closed-loop operation even during dynamic scanning. This architecture supports demanding use cases such as fiber coupling, micro-optics assembly, photonic chip testing, and ultrafine metrology where drift and hysteresis must remain less or equal to the noise floor of the experiment.
High-bandwidth digital controllers complement the mechanics with advanced servo algorithms, feedforward control, and trajectory shaping. These features minimize overshoot and vibration while enabling fast step-and-settle and continuous scanning modes. Users can perform synchronized multi-axis motion, raster scanning, and waveform generation for microscopy or spectroscopy. Communication options include USB, Ethernet, and real-time interfaces for seamless integration into automated tools and lab software environments.
Thermal stability is a key design element. Carefully selected materials and symmetric layouts reduce expansion effects, while temperature-compensated sensors maintain calibration over extended operation. This stability supports interferometers, pump-probe setups, and precision laser processing where even small drifts can degrade signal quality. Load capacities accommodate optics, cryostats, or probe assemblies without sacrificing dynamic response, ensuring consistent accuracy across payloads.
Modularity allows configurations ranging from compact single-axis translators to multi-axis stacks and gantry systems. Vertical, XY, and XYZ assemblies can be combined with tip-tilt or rotation modules to create complete alignment workstations. Cleanroom-compatible options and vacuum-rated variants make the platform suitable for semiconductor fabs, synchrotron beamlines, and space or materials research. Cable management and low-profile form factors simplify integration into crowded optical tables and enclosures.
For ultrafast laser labs and spectroscopy setups, the system enables stable focusing, delay line positioning, and sample mapping with nanometer precision and microradian angular control. In semiconductor and photonics packaging, it supports automated pick-and-place, bonding alignment, and fiber array coupling with high throughput. In microscopy and imaging, smooth scanning and minimal vibration improve resolution and contrast while reducing acquisition time.
By combining precision mechanics, intelligent control electronics, and scalable architecture, this motion platform delivers reliable performance for next-generation photonics manufacturing and research. It reduces setup time, increases yield, and ensures reproducible results across experiments that demand accuracy less or equal to the nanometer scale and dynamic performance greater or equal to modern high-speed workflows.
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Del Mar Photonics, Inc. is a leading manufacturer and system integrator of advanced photonics products for scientific and industrial applications. We offer a comprehensive range of lasers, optics, optical crystals, and related instrumentation to support cutting-edge research and development. Our unique capability lies in delivering fully customized optical components and assemblies that combine nanometer-level precision fabrication across the UV to far-IR spectrum with advanced durable coatings, ensuring high-performance, environmental resilience, and laser-ready operation.
We welcome opportunities to collaborate with researchers and instrumentation developers on custom OEM systems tailored to specific application needs. Contact us for technical guidance or a quote: [email protected]
http://www.dmphotonics.com
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