ZYGO ZMI4104 Laser Interferometer Controller

The ZYGO ZMI4104 is a high-precision laser interferometer controller used for non-contact position measurement. It works with ZYGO laser heads to capture optical interference signals and convert them into high-resolution position data for ultra-precision motion positioning systems.

This controller supports multi-axis measurement and high-speed data output for host motion control systems. It is widely stocked as spare parts for maintenance and upgrade of semiconductor lithography equipment, precision machining and optical inspection platforms.

Main Specifications

• Brand: ZYGO; Model: ZMI4104; Type: Laser Interferometer Controller
• Applicable System: ZYGO ZMI series laser interferometry precision measurement platform
• Core Tasks: Optical signal acquisition, interference signal processing, high-precision position calculation, digital data output
• Signal Interface: Optical fiber interface, high-speed digital communication port, DC power input
• Installation: Cabinet mounting inside precision equipment control cabinet
• Supported Device: Matched with ZYGO laser head and interferometer optical components
• Operating Environment: 0℃ ~ +60℃, 5%‑95% RH non‑condensing, low vibration industrial environment
• Certifications: CE, complies with precision optical measurement EMC and safety standards

Core Functions

• Receive optical interference signals transmitted by optical fiber from the laser interferometer and complete high-speed signal demodulation and position calculation.
• Provide nanometer-level high-resolution position feedback data for multi-axis precision motion platforms to realize closed-loop positioning control.
• Built-in signal monitoring and fault diagnosis functions to detect optical path anomalies, signal loss and controller hardware failures.
• Transmit measurement data to motion controllers or industrial hosts through high-speed digital interfaces for real-time motion compensation and positioning.
• Modular controller design facilitates independent maintenance and replacement without disassembling the whole optical measurement assembly.
• High-stability hardware design ensures long-term reliable measurement for ultra-precision manufacturing and optical inspection equipment.

Application Scenarios

• Spare-part replacement for ultra-precision automation equipment in semiconductor manufacturing, optical metrology and precision machining sites.
• High-precision position feedback hardware for lithography machines, coordinate measuring instruments and laser processing motion platforms.
• Maintenance backup inventory for renovation and after-sales maintenance projects of ZYGO laser interferometry measurement systems.
• Matching controller cooperating with ZYGO laser heads, interferometers and high-precision servo motion controllers.
• Retrofit replacement for aged controllers with signal loss, measurement deviation and hardware communication failure faults.

• Global aftermarket spare supply for automation maintenance teams maintaining precision optical measurement equipment worldwide.