Monitor Crystal
- Plano-convex configuration suppresses unwanted modes for greater accuracy.
- AT-cut crystal orientation enhances stability over a wide range of operating temperatures.
- Improving of adhesion underlayer from electrode-to-crystal assures the crystals’ reliability and long-life.
- Gold or silver electrode coating for maximum electrode life.
- 100% testing of each crystal’s frequency and activity (Series resistance).
- Compatibility with all our sensor heads and most other manufactures instruments.
- Clean room processing to avoid particulate contamination.
Quartz Monitor Crystals are essential components in thin-film deposition processes, ensuring precise monitoring of film thickness and deposition rates. At the heart of their performance lies meticulous craftsmanship and attention to detail throughout every stage of production. Our commitment to excellence ensures that each crystal is manufactured with unparalleled precision, from raw material sourcing to the final product.
Unmatched Production Process
We take pride in controlling every step of the manufacturing process for our Quartz Monitor Crystals. This begins with the selection of high-quality raw quartz, known for its exceptional “Q” factor, which is critical for optimal performance. Using state-of-the-art wire saws, we cut the primary wafers with super precision, ensuring uniformity and consistency in every crystal.
The process continues with a strictly controlled lapping and contouring phase, which lays the foundation for superior crystal quality. By combining cutting-edge technology with rigorous quality assurance, we achieve unparalleled accuracy and reliability in the finished product.
Advanced Cleaning and Plating Technology
One of the key factors that sets our Quartz Monitor Crystals apart is our proprietary six-stage washing process. Conducted in cleanroom conditions, this process eliminates even the smallest contaminants, ensuring pristine surfaces for optimal performance. Additionally, our electrode plating process achieves angstrom-level accuracy, further enhancing the crystal’s sensitivity and durability.
This combination of advanced cleaning and precision plating ensures that our crystals deliver consistent and reliable results, even in the most demanding applications.
Technical Specifications of Quartz Monitor Crystals
Our Quartz Monitor Crystals are designed to meet the highest industry standards, with the following specifications:
- Material: High-Q raw quartz, selected for its exceptional purity and stability.
- Cutting Precision: Super precise wire saws ensure uniform wafer thickness and minimal variation.
- Surface Quality: Achieved through a multi-stage lapping and polishing process.
- Electrode Plating: Angstrom-level accuracy for optimal electrical performance.
- Cleanliness: Manufactured in cleanroom environments to prevent contamination.
- Frequency Range: Available in standard frequencies such as 5 MHz and 6 MHz, with custom options upon request.
Benefits of Using Our Quartz Monitor Crystals
Our Quartz Monitor Crystals offer numerous advantages that make them the preferred choice for thin-film deposition systems:
- Superior Accuracy: The precise manufacturing process ensures accurate monitoring of film thickness and deposition rates.
- Enhanced Durability: High-Q raw quartz and advanced plating techniques extend the lifespan of the crystals, even under challenging conditions.
- Consistent Performance: Strict quality control measures guarantee uniform performance across all batches.
- Customizability: Available in various sizes and frequencies to suit specific application requirements.
- Reliability: Cleanroom manufacturing and proprietary processes minimize the risk of failure during operation.
Applications of Quartz Monitor Crystals
Quartz Monitor Crystals are widely used in industries that rely on precise thin-film deposition processes. Some common applications include:
- Semiconductor Manufacturing: Ensuring accurate layering of materials in chip production.
- Optical Coatings: Monitoring the thickness of coatings on lenses, mirrors, and other optical components.
- Display Technology: Supporting the development of high-quality displays for televisions, smartphones, and monitors.
- Wear-Resistant Coatings: Used in the production of durable coatings for tools, machinery, and automotive parts.
Why Choose Our Quartz Monitor Crystals?
By choosing our Quartz Monitor Crystals, you benefit from a product that is 100% manufactured in-house, ensuring complete control over quality and performance. Our dedication to innovation and precision has made us a trusted partner for industries that demand the highest standards of accuracy and reliability.
Whether you need standard or custom solutions, our team is committed to delivering products that meet your specific needs. With our advanced manufacturing processes and unwavering focus on quality, you can trust our Quartz Monitor Crystals to deliver exceptional results in your applications.
Conclusion
Quartz Monitor Crystals are indispensable tools in thin-film deposition, and our commitment to excellence ensures that we deliver products of unmatched quality. From the careful selection of raw materials to the use of cutting-edge technology and cleanroom manufacturing, every step of our process is designed to produce superior crystals. With their outstanding accuracy, durability, and reliability, our Quartz Monitor Crystals are the ideal choice for industries that demand precision and performance.
Product Parameters
Chrome/Gold Plated Quartz Monitor Crystal Specification:
Marking Frequency | 6.000MHz | 6.000MHz | 5.000MHz | 5.000MHz |
Nominal Frequency | 5.983MHz | 5.983MHz | 4.960MHz | 4.995MHz |
Adjustment Tolerance | ±7KHz@25℃ | ±5KHz@25℃ | ||
Crystal Cutting | AT | IT | AT | AT |
Oscillation Mode | Foundation Mode | |||
Resonance Resistance | <15 Ω | |||
Shunt capacitance | <7 pF | |||
Operating Temperature | 0℃ ~ +70℃ | |||
Storage Temperature | -40℃ ~ +105℃ | |||
Diameter | 13.97mm±0.03mm | 12.45mm±0.03mm | ||
Electrode of Plane Side | Chrome (Cr) / Gold (Au) | |||
Electrode of Convex Side | Chrome (Cr) / Gold (Au) |
Aluminum/Silver,Chrome /Silver Plated Quartz Monitor Crystal Specification
Aluminum/Silver | Chrome/Silver | ||
Marking Frequency | 6.000MHz | 6.000MHz | 5.000MHz |
Nominal Frequency | 5.983MHz | 5.983MHz | 4.960MHz |
Adjustment Tolerance | ±7KHz@25℃ | ±7KHz@25℃ | |
Crystal Cutting | AT | AT | |
Oscillation Mode | Foundation Mode | Foundation Mode | |
Resonance Resistance | <15 Ω | <15 Ω | |
Shunt capacitance | <7 pF | <7 pF | |
Operating Temperature | 0℃ ~ +70℃ | 0℃ ~ +70℃ | |
Storage Temperature | -40℃ ~ +105℃ | -40℃ ~ +105℃ | |
Diameter | 13.97mm±0.03mm | 13.97mm±0.03mm | |
Electrode of Plane Side | Aluminum (Al) / Silver (Ag) | Chrome (Cr) / Silver (Ag) | |
Electrode of Convex Side | Aluminum (Al) / Silver (Ag) | Chrome (Cr) / Silver (Ag) |
Blank Quartz Monitor Crystal Specification:
Marking Frequency | 6.000MHz | 5.000MHz | ||||
Nominal Frequency | 6.060MHz | 5.010MHz | 5.040MHz | 5.050MHz | 5.050MHz | |
Adjustment Tolerance | ±10KHz@25℃ | |||||
Material | Top grade Z bar | |||||
Crystal Cutting | AT | IT/SC | AT | AT | AT | AT |
Oscillation Mode | Foundation Mode | |||||
Resonance Resistance | <15 Ω | <15 Ω | <20 Ω | <20 Ω | <20 Ω | <20 Ω |
Diopter | Customized | Customized | ||||
Angle | Per Customer or design for clients | |||||
Operate Temperature | 0℃ ~ +70℃ | |||||
Storage Temperature | -40℃ ~ +105℃ | |||||
Diameter (±0.03mm) | 13.97mm | 12.45mm | 13.97mm |
Also Materials: Langasite , Sapphire , LiNbO3, LiTaO3 , Quartz etc available
Cut angles: AT .IT. SC. …. and any designed angle acceptable .
Electrodes: quartz crystals are available in alloy, gold and silver
How to Choose the Right Quartz Crystal
Selecting the appropriate quartz crystal for your application is crucial to achieving optimal performance and reliability in your processes. Our ongoing research into quartz crystal characteristics allows us to continuously refine and improve our products, ensuring they meet the highest standards of quality and precision.
Types of Crystals and Their Applications
Different types of crystals are tailored to specific applications based on their unique properties. Here’s a guide to help you choose the right one:
- Gold Electrode Crystals: These are ideal for most applications due to their low contact resistance and high chemical stability. Gold electrode crystals are particularly well-suited for monitoring low-stress material coatings, such as gold, silver, and copper film thickness control. Their reliability and durability make them a popular choice for a wide range of processes.
- Silver Electrode Crystals: Silver crystals excel in applications involving high heat loads, such as sputtering processes. They also enhance the deposition of oxides, making them an excellent option for environments where thermal performance is critical.
- Alloy Electrode Crystals: For optical coating applications involving dielectric materials or semiconductor processes with high-stress materials, alloy crystals are the recommended choice. These crystals perform exceptionally well with materials like SiO, SiO₂, MgF₂, TiO₂, and similar compounds, ensuring accurate and consistent monitoring.
Packaging Options for Convenience
To meet diverse operational needs, we offer three convenient packaging options designed to protect the integrity of the crystals during storage and handling:
- Black Flat-Pack Carousel Dispenser: This package holds 10 crystals in vacuum-sealed plastic bags. Crystals can be easily extracted using a vacuum pencil or directly dispensed into the holder.
- White Flat-Pack Carousel Dispenser: Similar to the black version, this dispenser also holds 10 crystals in vacuum-sealed plastic bags, offering the same ease of extraction and handling.
- Compact Box Packaging: This option includes 5 crystals individually sealed in vacuum plastic bags and placed in dust-free paper bags. The compact design is ideal for smaller-scale operations, and crystals can be safely handled using a vacuum pencil or plastic tweezers.
Why Choose the Right Crystal?
Selecting the correct crystal type ensures the efficiency and accuracy of your thin-film deposition processes. Whether you need gold electrodes for chemical stability, silver electrodes for high-heat applications, or alloy electrodes for dielectric coatings, our range of crystals is designed to meet your specific requirements.
By understanding the unique properties and applications of each type of quartz crystal, you can make an informed decision that enhances the performance of your processes. With our advanced research, high-quality materials, and convenient packaging options, we provide reliable solutions tailored to your needs. Trust our expertise to deliver the right crystal for your application, ensuring precision and consistency every time.