Key Takeaways

  • Avantier’s project introduces a custom-designed 25X objective lens for Isotope Ratio Mass Spectrometer systems, specifically tailored for researching isotopes.
  • Operating on the principle of charged particles deflected in an electromagnetic field, the lens facilitates precise substance separation and detection based on mass differences, enabling detailed composition analysis.
  • Ensuring high resolution in extreme temperatures is pivotal, demanding specialized adhesives, precise bonding, and impeccable sealing.
  • Avantier’s lens surpasses competitors by reducing production costs and enhancing image quality through optimized optical configurations and high-quality materials. The lens excels in challenging environments with advanced manufacturing processes, offering higher resolution, a larger field of view, and extended working distance.



The 25x objective lens is used in Isotope Ratio Mass Spectrometer (IRMS) systems and significantly impact diverse fields such as earth science, environmental science, metallurgy, semiconductors, and materials science. Its enhanced magnification enables more precise observation and analysis of microscopic samples, offering researchers extensive opportunities for detailed exploration. This 25x objective lens is used in a lot of domains, underscoring its importance in refining resolution, in accurate detection, and in the advancement of the comprehension of material properties. This lens proves to be indispensable in contributing to both scientific research and technological progress.


Project overview

This custom-designed 25x objective lens, used for the mass spectrometer system, is well-suited for instruments dedicated to the research of the separation and detection of various isotopes. Operating on the principle of charged particles being deflected in an electromagnetic field, the lens facilitates the separation and detection of substances based on differences in the mass of material atoms, molecules, or molecular fragments. This capability enables a detailed analysis of the composition of substances, which contribute to advancements in understanding the mass spectrometer of different isotopes.

Polychromatic Diffraction MTF
Polychromatic Diffraction MTF
Spot diagram
Spot diagram

Ensuring high resolution in both high and low-temperature environments

Ensuring high resolution in both high and low-temperature environments is crucial for this project, especially with special requirements for adhesion and for the bonding process, directly impacting the sealing and dust-free within the objective lens. This imposes stringent requirements on our equipment. In high-temperature environments, materials must resist heat expansion and maintain structural integrity. Advanced cooling systems and thermal insulation are typically employed to stabilize the equipment. In low-temperature environments, the prevention of freezing of instrument components and the ensuring of consistent performance are paramount. Material insulation and effective temperature control mechanisms are utilized to prevent temperature-induced deformations. The entire adhesion and sealing process adheres to high standards to ensure stable equipment operation in extreme temperature conditions.

  • Adhesive Selection: Selecting suitable adhesives is critical for high and low-temperature environments. In high temperatures, adhesives need excellent heat resistance, resistance to expansion, and minimal decomposition. In low temperatures, adhesives should possess good flexibility and resistance to becoming brittle, ensuring adhesion is maintained even in extremely cold conditions.
  • Bonding Process: The bonding process requires precise control to ensure uniform adhesive application and reliable sealing. In high-temperature environments, attention must be given to adhesive flow characteristics and curing time to prevent uneven application or loss during the process. In low-temperature environments, it’s essential to ensure that adhesive coating and adhesion properties are not affected by temperature variations.
  • Sealing Integrity: Sealing integrity during the bonding process is crucial, especially in high and low-temperature conditions. Sealing not only affects equipment performance but also prevents external particles and dust from entering the system, ensuring long-term stability.
  • Dust-Free Requirements: The bonding process needs to be conducted in a dust-free environment to prevent dust and particles from entering the adhesive coating, affecting the sealing effectiveness. This may require work to be conducted in a clean or similar environment, so there is the need to  implement appropriate measures to ensure workplace cleanliness.


Lens performance

Through our meticulously optimized design, our product exhibits significant advantages over objective lenses from word leading companies. Firstly, we have successfully reduced production costs, enhancing the competitiveness of our lenses in the market. By employing intelligent design processes and efficient manufacturing technologies, we have streamlined production costs, providing customers with a more cost-effective choice. Secondly, we focus on elevating imaging quality by optimizing optical configurations and by utilizing high-quality lens materials. Our lenses deliver clearer and more authentic image reproduction, which enhancs users’ observational experiences and practicality in the fields of materials science and molecular research.

  • High Resolution: Avantier employs advanced technological approaches, utilizing precise manufacturing processes and optimized optical components to achieve higher resolution levels. This ensures our lenses can accurately depict microscopic structures and details, offering a reliable tool for materials science and molecular research.
  • Manufacturing Processes: Avantier has further optimized product assembly processes, particularly in specialized sealing, adhesive application, and meeting high dust-free requirements. This results in our company’s products boasting higher resolution, a larger field of view, and an extended working distance in both high and low-temperature environments, thus catering to the demanding needs of materials science and molecular research.



The 25x objective lens significantly enhances mass spectrometer applications in earth science, environmental science, metallurgy, semiconductors, and materials science. With an optimized design, it ensures high resolution in diverse temperatures while meeting stringent adhesion and sealing standards. Outperforming competitors, our lens not only reduces costs but also elevates imaging quality, so it excels in materials science and molecular research. Its indispensable role makes it a valuable asset for scientific advancements. Additionally, the incorporation of features like a large NA(numerical aperture), a long (working distance), a high resolution, and a wider FOW(field of view) enhances the lens’s overall performance in meeting the demands of modern research and technology.


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