ZYGO 7714 dual-frequency He-Ne laser head

• Brand
  ZYGO
• Model
  7714
• Product Name
  Water-Cooled Heterodyne He-Ne Laser Source
• Country of Origin
  United States
• HS Code
  90132000
• Official designation
  ZMI7714
• Weight
  4.2kg
• Operating Temperature
  18°C to 28°C
• Storage Temperature
  -20°C to +60°C
• Working Humidity
  10% to 80%
• Warranty
  12 month
• Product Status
  New and original

ZYGO 7714 ZMI7714 Product Introduction and Technical Specifications
Optical & Electrical Input & Output Parameters

Laser Type: Continuous-wave heterodyne Helium-Neon (He-Ne) laser, dual-frequency output for interferometric phase measurement

Central Wavelength: Standard 632.8nm red laser wavelength, consistent with international precision optical measurement standards

Laser Output Power: Stable output power ranging from 1.35mW to 2mW, meeting multi-axis high-precision measurement signal intensity requirements

Beam Diameter: Optional 6mm or 8mm standard beam aperture, adaptable to different interferometer optical path matching requirements

Power Supply Input: Standard industrial dedicated DC power supply input, supporting stable continuous power supply for long-term measurement

Signal Output: Outputs dual-frequency laser optical signal, which is converted into electrical phase difference signal through supporting interferometer components for displacement calculation and position feedback

Frequency Stability: Ultra-high frequency stability supported by water-cooling design, effectively suppressing working temperature drift and ensuring measurement repeatability

Optical Protection Performance: Built-in optical isolation function, resisting laser back-reflection from optical path components to avoid signal distortion and laser source performance attenuation

Product Characteristics

The ZYGO 7714 precision laser source has outstanding high-end optical measurement characteristics. It adopts high-purity He-Ne gas cavity and precision optical calibration technology, featuring ultra-low wavelength error and excellent beam collimation performance. The water-cooling heat dissipation structure achieves far superior frequency stability compared with air-cooled laser sources, making it suitable for ultra-precision measurement scenarios with strict error requirements. The built-in anti-reflection optical isolation design enhances environmental anti-interference ability and avoids measurement data fluctuation caused by optical path reflection. The whole machine adopts anti-aging optical components and high-stability circuit system, with low power attenuation and stable performance after long-term continuous operation. It features high power output uniformity and good beam quality, with no light spot distortion or energy deviation during operation. The standardized interface and structural design ensure perfect compatibility with ZYGO ZMI series measurement systems, with high integration and convenient system matching.

Product Advantages

In terms of performance advantages, the water-cooling constant temperature technology achieves industry-leading frequency stability, effectively improving measurement accuracy and repeatability of interferometer systems. The dual-frequency heterodyne laser output supports high-resolution phase difference detection, realizing nanometer-level ultra-precision displacement measurement. The built-in optical isolation function eliminates optical path interference risks and reduces system measurement errors. Moderate and stable laser power output balances measurement accuracy and equipment service life, avoiding component damage caused by excessive power. In terms of application advantages, it supports multi-axis simultaneous measurement, improving the efficiency of precision detection and equipment calibration. It has perfect compatibility with full series of ZYGO ZMI measurement accessories and control systems, with zero adaptation cost for system integration. The stable long-term operation performance meets the requirements of industrial online detection and laboratory precision calibration. In terms of cost advantages, the long service life and low failure rate of precision optical components reduce equipment replacement and calibration costs. The high measurement accuracy effectively avoids product defective rate caused by detection errors, improving the overall economic benefit of precision manufacturing and testing.

Application Cases & Scenarios

The ZYGO 7714 laser source is widely used in high-precision industrial measurement and scientific research calibration fields. In semiconductor manufacturing industry, it is applied to precision positioning and displacement detection of wafer processing equipment, lithography machines and chip packaging equipment, ensuring micron and nanometer-level processing accuracy of semiconductor devices. In ultra-precision mechanical processing industry, it serves for geometric error calibration, linear displacement detection and flatness correction of CNC ultra-precision machine tools, precision grinding equipment and automated processing platforms. In optical instrument calibration field, it acts as a standard laser light source for calibrating precision interferometers, displacement sensors and optical detection equipment in laboratories. In aerospace manufacturing industry, it is used for precision size measurement and assembly positioning detection of aerospace precision parts and structural components. In addition, it is also applicable to precision metrology institutions, new energy precision equipment manufacturing and high-end intelligent equipment detection scenarios, providing core stable optical source guarantee for modern ultra-precision manufacturing and precision measurement systems.

Core Functions

The ZYGO 7714 laser source undertakes core optical signal emission and stable output functions for high-precision interferometer measurement systems. It provides high-stability dual-frequency laser beam output, serving as the benchmark light source for nanometer-level displacement, position and geometric error measurement. The professional water-cooling constant temperature control function stabilizes the internal laser cavity temperature in real time, greatly reducing frequency drift and ensuring long-term consistency of laser wavelength and frequency. The integrated optical isolation function automatically isolates back-reflected light in the optical path, preventing laser resonance interference and signal chaos to guarantee pure and stable output optical signals. It supports multi-axis synchronous measurement matching, enabling a single laser source to cooperate with multi-group interferometer assemblies to complete multi-station precision detection. In addition, it realizes continuous uninterrupted laser output, adapting to long-cycle automatic measurement and online monitoring processes of precision equipment, and provides accurate and reliable optical source support for system data calculation and error compensation.