Citizen Finedevice Co.,Ltd Product Lineup

Based on the precision processing cultivated in watch production, we can provide solutions that combine MEMS, functional thin film, and packaging technologies. We contribute to a wide range of fields including medical, semiconductor, information and communication, and aerospace. We offer "microplates" that hold samples in suitable shapes at targeted positions using the anchoring effect, and we design "microfluidic" chips for inspection and drug discovery that control liquids through ultra-fine processing, providing consistent support from molding to bonding and inspection. 【Features】 ■ Functional thin films ■ One-stop support from wafer processing to implementation 【Technologies】 ■ Bonding and sealing: We can manufacture consistently from implementation to packaging. Example: Sealing ceramic packages with glass lids using AuSn bonding. ■ Microfabrication: Custom designs tailored to customer needs are possible. Example: Processing of silicon molds, etc. ■ Functional thin films: A wide variety of thin film types are available. Example: Optical thin films, electrode films, water-repellent and hydrophobic films, magnetic films, solder films, etc. *For more details, please refer to the PDF materials or feel free to contact us.

• Processing Contract

We are expanding the precision machining technology cultivated in clock and automotive parts processing to a wide range of fields, including medical and industrial sectors. By sharing equipment, we can achieve low-volume and diverse production. Additionally, using in-house manufactured equipment, we can also handle more complex part machining and assembly of multiple components.

• Other Auto Parts

We would like to introduce "ceramic products," which have been gaining attention in recent years as alternatives to metals. Do you have concerns about issues such as specified surface roughness, clearance precision, cylindricity precision, or dimensional accuracy? With many years of experience in handling ceramics and a wealth of achievements as a bearing manufacturer, we can confidently deliver high-precision ceramic components. 【Features】 ■ Extensive experience in handling ceramics ■ Rich track record as a bearing manufacturer ■ Capable of dimensional accuracy up to ±0.3μm ■ Lighter and more wear-resistant than metals ■ Specifications tailored for a wide range of applications *For more details, please refer to the PDF document or feel free to contact us.

• Ceramics

In the display industry, there is a constant demand for thinner and more functional products. In particular, space-saving and lightweight designs are crucial factors that influence product competitiveness. To achieve thinness, it is essential to reduce the thickness of the substrate while simultaneously ensuring high reliability and performance. Our thin-film circuit substrates utilize advanced thin-film processing technology to contribute to the thinning of displays. 【Usage Scenarios】 - Thin displays - High-density mounting substrates - High heat dissipation substrates 【Benefits of Implementation】 - Increased added value of products through thinning - Realization of high-precision circuit patterns - High reliability and durability

• Circuit board design and manufacturing

In the high-frequency measurement instrument industry, accurate signal transmission and noise suppression are essential. Particularly in measurements within the high-frequency range, the dielectric properties of substrate materials and the precision of circuit patterns significantly influence the reliability of measurement results. Inadequate substrate or pattern design can lead to signal attenuation and reflection, hindering accurate measurements. Our thin-film circuit substrates contribute to the performance enhancement of high-frequency measurement instruments by using materials with high-precision fine circuit patterns and excellent thermal conductivity. 【Application Scenarios】 - High-frequency signal measurement - Testing of wireless communication devices - Development of radar systems - Evaluation of various sensors 【Benefits of Implementation】 - Improvement of high-frequency characteristics - Reduction of signal transmission loss - Enhanced noise resistance - Increased measurement accuracy

• Circuit board design and manufacturing

In the energy industry, energy conservation and efficient power supply are required. In particular, high-performance electronic components are essential in fields such as solar power generation and energy storage systems. Thin-film circuit boards contribute to the miniaturization and high performance of devices in these systems, supporting improvements in energy efficiency. 【Usage Scenarios】 - Solar power generation systems - Energy storage systems - Power converters 【Benefits of Implementation】 - Enhanced device performance - Miniaturization of systems - Improved energy efficiency

• Circuit board design and manufacturing

In the robotics industry, advanced motion control and precise sensor information processing are required. Particularly, as robots become smaller and more high-performance, high-density mounting of circuit boards and high reliability are crucial. Thin-film circuit boards have been developed to meet these demands. 【Usage Scenarios】 - Robot arms requiring high-precision positioning control - Robots processing fine sensor information - Mobile robots that require miniaturization and lightweight design 【Benefits of Implementation】 - Miniaturization and lightweight design through high-density mounting - Performance improvement through high-precision circuit patterns - Increased longevity due to high reliability

• Circuit board design and manufacturing

In the wearable device industry, there is a demand for both miniaturization and high performance. In particular, high-density implementation technology is essential to pack many functions into a limited space. Thin-film circuit boards have been developed to address this challenge. Our thin-film circuit boards achieve high-density implementation through high-precision fine circuit pattern formation technology, contributing to the miniaturization and high performance of wearable devices. [Use Cases] - Smartwatches - VR/AR devices - Healthcare devices [Benefits of Implementation] - Miniaturization of devices - Enhanced performance - Improved reliability

• Circuit board design and manufacturing

In the IoT industry, miniaturization of devices and the extension of battery life have become important challenges. To achieve energy efficiency, efficient power utilization of components is essential. Our thin-film circuit boards support the development of energy-saving devices through high-precision fine circuit pattern formation technology. 【Usage Scenarios】 - Wearable devices - Smart sensors - IoT gateways 【Benefits of Implementation】 - Miniaturization of devices - Reduction of power consumption - Extension of battery life

• Circuit board design and manufacturing

In the aerospace industry, reducing the weight of aircraft is essential for improving fuel efficiency and performance. Particularly for electronic devices used in outer space or harsh environments, there is a demand for high reliability and durability while being compact and lightweight. Thin-film circuit boards have been developed to meet these requirements. 【Application Scenarios】 - Electronic devices for aircraft and spacecraft - Satellite-mounted equipment - Drones 【Benefits of Implementation】 - Improved fuel efficiency through weight reduction - Effective use of space through miniaturization - Increased longevity of devices due to high reliability

• Circuit board design and manufacturing

In the automotive industry, the reliability of electronic components is crucial for achieving both safety and durability. Particularly for electronic components used under temperature variations, vibrations, and harsh environments, the quality of the substrate significantly affects the product's performance and lifespan. Thin-film circuit substrates address these challenges with high-precision fine circuit patterns and excellent thermal conductivity, contributing to the high performance of vehicles. 【Application Scenarios】 - In-vehicle radar - In-vehicle LED - In-vehicle sensors 【Benefits of Implementation】 - Achieving high reliability - Extending product lifespan - Contributing to high performance

• Circuit board design and manufacturing

In the medical device industry, there is a demand for miniaturization and high-precision components. In particular, miniaturizing parts is a crucial challenge in order to pack many functions into limited space. Our thin-film circuit boards contribute to solving this challenge in the design of medical devices that require small, precise, and high-accuracy components. 【Application Scenes】 - Endoscopes - Portable diagnostic devices - Biometric sensors 【Benefits of Implementation】 - Miniaturization of devices - High-density mounting - High reliability

• Circuit board design and manufacturing

In the telecommunications industry, especially in areas where high-speed data transmission is required, it is important to minimize signal delay and noise. Thin-film circuit boards address these challenges with high-density wiring and excellent thermal conductivity. Our thin-film circuit boards are ideal for laser diode (LD) mounting substrates and optical communication applications. 【Usage Scenarios】 * Optical communication (FTTx, data centers, mobile base stations) 【Benefits of Implementation】 * Stabilization of high-speed data transmission * Improvement in signal quality * Enhanced product reliability

• Circuit board design and manufacturing

In the semiconductor industry, as devices become more high-performance, substrates that allow for heat dissipation and high-density mounting are in demand. Particularly in the mounting of laser diodes and LEDs, fine circuit patterns and high thermal conductivity are crucial. Inappropriate substrates can lead to decreased device performance and shortened lifespan. Our thin-film circuit substrates apply film formation and thin-film processing technologies to achieve highly precise fine circuit patterns and excellent thermal conductivity. 【Application Scenes】 Laser Diode (LD) mounting substrates Light Emitting Diode (LED) mounting substrates Photodiode (PD) mounting substrates Optical communication (FTTx, data centers, mobile base stations) 【Benefits of Introduction】 Contributes to high performance of devices Achieves high reliability Contributes to miniaturization and high-density mounting of products

• Circuit board design and manufacturing

Our company applies and develops the film formation and thin film processing technologies cultivated in the manufacturing of thin film magnetic heads (HDD, FDD) and optical prism components to create thin film electrodes, resistive films, and solder films tailored to substrates such as ceramic substrates, forming them into high-precision fine circuit patterns. We are also capable of patterning on three-dimensional surfaces and thick film Cu plating. Our customers use our products not only in Japan but also in various countries around the world, including Asia and Europe and the Americas. We will continue to develop new technologies in the future. ■ Standard substrate materials (thermal conductivity W/m·K) AlN (170~230) AlN/Cu (~270) SiC (~370) ■ Applications Laser diode (LD) mounting substrates Light-emitting diode (LED) mounting substrates Photodiode (PD) mounting substrates ■ Laser market applications Visible light semiconductor lasers Optical communication (FTTx, data centers, mobile base stations) Consumer industrial applications (sensors, LiDAR, laser processing, medical) Lighting (projectors, automotive headlights), etc.

• Circuit board design and manufacturing

The "AT-cut crystal oscillator" is a crystal device product that can be used in a wide range of applications such as communication equipment, AV equipment, and measurement instruments. We offer various types of products, including a plastic type packaged in a heat-resistant cylinder, a ceramic type that employs a highly reliable ceramic package to achieve excellent environmental characteristics, a short tube type that can be taped upon request, and a surface-mounted version of the short tube type. 【Features】 ○ All types are RoHS compliant ○ Lead-free (surface mount and ceramic types) For more details, please contact us or download the catalog.

• Oscillator

We introduce "crystal oscillators" such as tuning fork types and AT-cut types, as well as "crystal oscillators" for clock and programmable clock applications. This catalog features various products, including the cylinder-type tuning fork crystal oscillator "CFS-206・CFS-145," suitable for wristwatches and security devices, the surface mount and jacket-type tuning fork crystal oscillator "CMR200T," suitable for various meters and general consumer devices, and metal can type AT-cut crystal oscillators, among other crystal oscillators. [Contents (partial)] ■ Product features ■ External dimensions (mm) ■ Recommended land pattern (mm) ■ Standard specifications ■ Parts numbering system *For details, please request the materials or view the PDF data from the download.

• Oscillator

The "tuning fork type crystal oscillator" is a crystal device product suitable for mobile devices due to its low power consumption. We offer a variety of types, including lead-forming types compatible with automatic mounting and reflow soldering, jacket types with excellent mounting characteristics, heat-resistant cylinders packaged in resin molds, ultra-small surface mount types, and other various types. 【Features】 ○ Can be used as a clock source for mobile devices and various equipment ○ High mounting efficiency, suitable for high-density boards (ultra-small surface mount type) ○ Ceramic package adopted (ceramic type) For more details, please contact us or download the catalog.

• Oscillator

The "crystal oscillator" is a crystal device product that can be used in a wide range of applications such as communication equipment, AV equipment, and measurement instruments. We offer a series of products including clock crystal oscillators, voltage-controlled crystal oscillators, and programmable clock crystal oscillators. 【Features】 ○ All types are RoHS compliant ○ All types are surface mount and ceramic types ○ Lead-free (for programmable clock use) ○ 2,000 pieces per reel For more details, please contact us or download the catalog.

• Oscillator

Our company offers the ultra-compact, high-definition display "FLCOS," which leverages the characteristics of ferroelectric liquid crystals and LCOS. The "F" in FLCOS stands for "FLC = ferroelectric liquid crystal," making it a device that combines the advantages of LCOS with the strength of ferroelectric liquid crystals, specifically their "high responsiveness." It achieves a switching speed that is significantly faster than conventional LCOS displays, at 1/10,000 of a second. 【Features】 ■ Ultra-compact, high-definition display that utilizes the characteristics of ferroelectric liquid crystals and LCOS ■ All drivers are integrated within the silicon chip ■ High responsiveness ■ Versatile applications *For more details, please refer to the PDF materials or feel free to contact us.

• LCD display

Our company manufactures "small automotive parts" such as engine components and body control parts using precision machining technology refined through watch component processing. By combining "metal parts processing technology, hard and brittle material processing technology, assembly technology, and automation technology," we provide products in four areas: safety, comfort, environment, and control. Integrated manufacturing enables high precision and mass production. 【Features】 ■ Consistent production from design and development ■ In-house design and development of necessary equipment ■ Production and development at domestic and overseas factories *For more details, please refer to the PDF document or feel free to contact us.

• Engine parts