Misunderstandings in the selection of thin film thickness gauges revealed: avoid these traps and not suffer losses

2026-06-27 16:45:51 优尼康-MKT

In high-precision fields such as semiconductors, optical coatings, new energy, and biomedicine,Film Thickness GaugeIt has become a key equipment for quality control and research and development innovation. However, facing the dazzling array of brands and models in the market, many users are prone to falling into misunderstandings when making purchases, which may not only lead to equipment being "out of place", but also cause huge waste of funds and time. Today, we will delve into common pitfalls when choosing a thin film thickness gauge to help you make informed decisions.


Misconception 1: Only focusing on price, ignoring measurement principles and adaptability


Many users first focus on the price, but overlook the core issue: whether the measurement principle matches their own sample? There are various types of thin film thickness gauges, such as light reflection type, whose principles and applicable materials are vastly different.

For example, Filmetrics light reflection film thickness gauge is based on the principle of spectral reflection and is suitable for measuring smooth, transparent, semi transparent or low absorption coefficient thin films. The thickness range can be from 1 nanometer to 3 millimeters, covering oxides, polymers and even liquid films. But if your sample has a metal coating that is opaque or has a rough surface, you may need film thickness measurement techniques such as a step gauge or XRF. Blindly choosing low-priced but unsuitable equipment often results in inaccurate data and damaged samples.


Misconception 2: Excessive pursuit of "universal models" and neglect of specialized sub models


Some devices on the market advertise as "omnipotent", but in practical applications, specialized models often perform better. Taking Filmetrics as an example, its product line has precise positioning for different scenarios:
  • The F20 series, as a general-purpose desktop computer, is popular worldwide for its simple and fast features as well as high cost-effectiveness. With simple operations, thickness and refractive index measurements can be completed within seconds, making it suitable for common R&D and quality control laboratories.

  • The F50 series has an automatic Mapping function that can quickly generate thickness distribution maps, suitable for scenarios that require analysis of film uniformity.

Choosing a professional agent like Younikon Technology (Yiying Technology) can recommend the most suitable thin film thickness gauge based on your specific material type (such as photoresist, ITO, PI film), sample state (solid, liquid, gas), and accuracy requirements (up to 0.02nm), avoiding the embarrassment of "big horse pulling small car" or "small horse pulling big car".


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Misconception 3: Neglecting the measurement environment and supporting facilities


High precision measurement is highly susceptible to environmental vibrations. Many users have purchased precision equipment such as electron microscopes and profilometers, but are not equipped with corresponding laboratory environment improvement devices, resulting in measurement results being affected by the environment. Large fluctuations and poor repeatability.
Professional solutions should include comprehensive environmental adaptation. Younikon Technology not only represents top measuring equipment such as Filmetrics and KLA, but also provides HERZ active damping system. Its AVI series vibration isolation range is as low as 1Hz, which can effectively eliminate vibration noise and ensure the full performance of equipment.
In addition, whether to provide free testing samples, whether to have a localized technical support team, and whether to have a 7 × 24-hour after-sales response are all key factors in measuring the professionalism of suppliers.


Misconception 4: Trusting parameters without verifying actual performance and software ecology


In practical applications, the roughness, transparency, and substrate material of the sample can all affect the results. Therefore, it is essential to request free sample verification before procurement.
Meanwhile, the software and analytical capabilities of the device are crucial. The FILMeasure software equipped in Filmetrics has thousands of material databases built-in, supporting single-layer/multi-layer film analysis, historical data management, and other functions. The F50 series is also equipped with FILMapper software, which can achieve 2D/3D thickness drawing. Powerful software can greatly improve analysis efficiency and depth, and is an important component of device value.


Misconception 5: Neglecting the long-term service and comprehensive capabilities of suppliers


Purchasing a thin film thickness gauge is not a one-time purchase, it involves full lifecycle services such as installation training, regular calibration, maintenance, and technical upgrades. Choosing a pure trader may face the dilemma of no after-sales service and a shortage of accessories.
Younikon Technology is a service provider with core R&D and integration capabilities. As the general agent of Filmetrics in China and a partner of brands such as KLA and HORIBA, they not only provide equipment, but also customize design and system integration according to customers' special needs. Its core team has over 10 years of industry experience and has served leading companies such as Samsung, Huawei, TSMC, etc. It can provide nine standardized full process services from requirement communication, free sample testing to installation training, and after-sales support, truly making customers feel at ease when buying and using.


Conclusion

Choosing a suitable thin film thickness gauge is a professional decision that requires comprehensive consideration of technology, products, services, and long-term value. Avoiding the above five misconceptions means that you are no longer just purchasing one device, but have obtained a set of precision measurement solutions that can continuously empower research and production.
If you are facing the challenge of thin film measurement or would like to receive professional equipment selection and free sample testing services, please visit the official website of Younikon Technology or inquire at 400-186-8882, let our professional team protect your accurate measurement.



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