Koshin Kogaku Co Ltd Sub of Yamaichi Electronics Co Ltd

Koshin Kogaku Co. Ltd. specializes in providing high-quality specialty fiber optic components and solutions for advanced applications. With a rich history dating back to 1970, we have been at the forefront of optical technology innovation, leveraging our expertise in vacuum evaporation and coating technologies. Our extensive range of products includes precision filters, imaging devices, industrial machine components, medical equipment, and semiconductor laser light sources.

At Koshin Kogaku, we are committed to delivering optimal solutions tailored to meet the diverse needs of our customers across various industries. Our dedication to quality is evident in our ISO 9001 and 14001 certifications, ensuring that all our products meet the most stringent industry standards.

Whether you require bandpass filters, laser mirrors, or wavelength-tunable diode lasers, our comprehensive product catalog has you covered. Our team of experienced professionals is always available to provide expert guidance and support, ensuring a seamless experience from product selection to delivery.

For inquiries or to learn more about our products and services, please don't hesitate to contact us. We look forward to serving you and contributing to the success of your projects.