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Precision XYZ Positioning System Design for Optical Applications
MJ Engineering Solutions provided precision engineering support for electron microscope camera filter, including subsystem design, mechanical integration, prototyping, and validation. Our work supports high-stability TEM/SEM imaging platforms used in research, material science, and advanced instrumentation.
Introduction
This project involved the design and development of a precision opto-mechanical system. Designed and integrated a precision slit mechanical subsystem supporting electron microscopy imaging. The system required to stand high voltage, high vacuum and high positional accuracy, repeatability, resolution and manufacturable assembly methods. The system was developed to support advanced imaging and measurement applications where mechanical performance directly impacts system accuracy
Engineering Challenge
The primary challenge was achieving precise motion control and structural stability while maintaining manufacturability and system integration. The design required careful management of tolerances, alignment, and component interaction to ensure consistent and reliable performance.
Design Approach
The system was developed using a structured engineering approach including:
Precision 3D CAD modeling and system architecture development
Tolerance analysis and GD&T application
Integration with motion control and electromechanical components
Structural and stability considerations for high-precision performance
Design for manufacturability and assembly
Key Features
High-precision positioning capability
Stable mechanical architecture for repeatable performance
Integration with electromechanical systems
Manufacturable and scalable design
Optimized for alignment and system accuracy
Results
The final system delivered high precision and repeatability with stable mechanical performance. The design enabled reliable integration into larger systems and supported consistent operation under real-world conditions
Engineering Responsibilities
• System-level opto-mechanical design and architecture
• CAD modeling and detailed drawings
• Tolerance analysis and stack-up verification
• Prototype build support and debugging
• Validation testing and design refinement
• Manufacturing handoff documentation
Design Requirements
Meets CE , RoHS, and EMC requirements.
High Vacuum 10X^-9
High Voltage 2Kv
Fit existing geometry
Non magnetic assembly
Piezo motor drive
Let’s Discuss Your Project
We support complex engineering projects requiring precision design and system integration.
Based in California, we provide precision engineering consulting services to clients across the United States
