ORC Manufacturing Co., Ltd.
Japanese manufacturer of UV light sources, UV measurement instruments, and UV-based exposure and irradiation equipment for semiconductor and electronic circuit board production.
Last updated September 16, 2026
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Overview
ORC Manufacturing Co., Ltd. (株式会社オーク製作所) is a Japanese manufacturer whose product lines include discharge lamps (UV-LAMP), UV radiometers and power supplies, semiconductor exposure and UV irradiation systems (stepper), direct imaging systems and contact exposure systems for electronic circuit boards, ozone-related products, processing equipment, and UV irradiation devices. Its Tamasakai head office and factory are located in Machida, Tokyo, and it operates a Suwa office in Chino, Nagano, and a Hinode factory in Hinode, Nishitama District, Tokyo, along with an Osaka sales office. The company states that it has its own factories in Chino, Nagano and Hinode, Tokyo, and manufactures all products within Japan.
History
ORC Manufacturing Co., Ltd. is a Japanese company whose official site presents product lines spanning discharge lamps (UV-LAMP), UV radiometers and power supplies, semiconductor exposure and UV irradiation systems (stepper), direct imaging systems and contact exposure systems for electronic circuit boards, ozone-related products, processing equipment, and UV irradiation devices. The company states that it has its own factories in Chino, Nagano and Hinode, Tokyo, and manufactures all products within Japan. Its Tamasakai head office and factory are located in Machida, Tokyo, with a Suwa office in Chino, Nagano, a Hinode factory in Hinode, Nishitama District, Tokyo, and an Osaka sales office.
Products and positioning
FDi series direct imaging system
High-end direct imaging system for high-precision, high-resolution pattern formation, described as going beyond 10 μm.
EDi series direct imaging system
Direct imaging system described as the de facto standard for solder resist exposure.
RDi series direct imaging system
Direct imaging system for flexible substrates supporting roll-to-roll transport.
Mms series direct imaging system
Manual-type direct imaging system retaining high precision and usable for various applications.
CAMstation FX
Data editing system for direct imaging systems.
Smart Excimer UV lamp
Mercury-free UV light source offered in a lineup including spot irradiation and hollow types.
Sources4 sources
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