ZYGO 7705

Description

1. Product Description

2. Product Parameters

Parameter	Specification
Laser Type	Helium-Neon (HeNe), dual-frequency
Wavelength	632.8 nm
Output Power	> 400 μW
Beam Diameter	3 – 6 mm (adjustable)
Frequency Stability	±0.01 ppm/24 hours
Beam Pointing Stability	< 0.1 arcsec/°C
Operating Temperature	10°C to 30°C (non-condensing)
Power Supply	100 – 240 VAC, 50/60 Hz
Interfaces	USB 2.0 for control and data transfer
Measurement Axes	Up to 2 axes

ZYGO 7705

3. Advantages and Features

• High Precision: The ZYGO 7705 offers sub-nanometer resolution, making it suitable for applications that require the highest level of precision. For example, in semiconductor manufacturing, it can be used to measure the position of wafers with an accuracy of less than 1 nm.
• Stability: The laser head features excellent frequency stability and beam pointing stability, ensuring accurate and reliable measurements over long periods of time. This is particularly important in applications where environmental disturbances can affect the measurement results.
• Multi-Axis Measurement: The ability to support multiple measurement axes makes the 7705 a versatile solution for a wide range of applications. It can be used to measure displacement in up to two axes simultaneously, providing more comprehensive measurement data.
• High-Speed Data Acquisition: The high-speed data acquisition system allows for real-time measurement and control, enabling users to perform high-precision measurements and control tasks with ease.
• Compatibility: The ZYGO 7705 is compatible with a wide range of ZYGO measurement products, making it easy to customize the measurement system to meet the specific needs of your application.

4. Application Areas and Application Cases

• Semiconductor Manufacturing: In semiconductor manufacturing, the ZYGO 7705 can be used to measure the position of wafers during the lithography process. This helps to ensure that the patterns on the wafers are accurately aligned, which is critical for the performance of the final semiconductor devices.
• Aerospace and Defense: In the aerospace and defense industries, the 7705 can be used to measure the position and displacement of components in aircraft and other vehicles. This helps to ensure the safety and reliability of these vehicles.
• Precision Machining: In precision machining, the ZYGO 7705 can be used to measure the position and displacement of machine tools and workpieces. This helps to ensure that the parts are machined to the required precision.
• Research and Development: In research and development, the 7705 can be used to perform high-precision measurements in a variety of fields, such as materials science, nanotechnology, and metrology.

5. Competitor Comparison

Compared to other laser heads in the market, the ZYGO 7705 offers several advantages. It has a higher frequency stability and beam pointing stability, which ensures more accurate and reliable measurements. It also supports multiple measurement axes, making it a more versatile solution for a wide range of applications. In addition, the 7705 is compatible with a wide range of ZYGO measurement products, making it easy to customize the measurement system to meet the specific needs of your application.

ZYGO 7705

6. Selection Recommendations

• Compatibility: When selecting a laser head, it is important to ensure that it is compatible with your existing measurement system. The ZYGO 7705 is compatible with a wide range of ZYGO measurement products, but it is still important to check the compatibility before making a purchase.
• Precision Requirements: Consider the precision requirements of your application. The 7705 offers sub-nanometer resolution, but if your application does not require such a high level of precision, there may be other laser heads that are more suitable.
• Environmental Conditions: Consider the environmental conditions in which the laser head will be used. The ZYGO 7705 is designed to operate in a temperature range of 10°C to 30°C (non-condensing), but if your application requires operation in a different temperature range, you may need to select a different laser head.
• Budget: Finally, consider your budget. The 7705 is a high-performance laser head, and it may be more expensive than other laser heads in the market. However, if your application requires the highest level of precision and reliability, the 7705 may be the best choice for you.

7. Precautions

• Installation: When installing the ZYGO 7705, it is important to follow the installation instructions carefully. Make sure that the laser head is properly aligned and that all the connections are secure.
• Operation: When operating the 7705, it is important to follow the safety instructions. Do not look directly into the laser beam, and make sure that the laser head is not exposed to any sources of electromagnetic interference.
• Maintenance: Regular maintenance is required to ensure the optimal performance of the ZYGO 7705. This includes cleaning the optical components, checking the alignment of the laser head, and replacing any worn or damaged parts.
• Calibration: The 7705 should be calibrated regularly to ensure the accuracy of the measurements. Follow the calibration instructions provided by ZYGO to perform the calibration.