Language
日本語
简体中文
Home
Contact
Language
Home
Contact
日本語
简体中文
Products
Products
New product list
Photo Interrupter
Photo Reflector
Photo Interrupter – separate type
Photo Interrupter – actuator type
Prism Photo sensor
LED, Photo diode, Photo transistor
Download Data book
Technology
Technology
Technology information
Application examples
Unique photo sensors
Customized products
Customers in need of discontinued products
Support
Support
FAQ
Glossary
Cautions of Use
Corporate profile
Corporate profile
Introduction
Corporate outline
History
The approach to optical technology
Quality Assurance System
CSR
Access map
Oversea Distributor and Group Company
Privacy policy
What's new
Sitemap
Products
Technology
Support
Corporate profile
Support
Home
>
Support
>
Glossary
> Illumination
Glossary
Illumination
Symbol
EV
Unit
(lx)
Explanation
the luminous flux per unit area on an intercepting surface
FAQ
Glossary
Cautions of Use
TOP
Support
