Products Projects Planning light
Other topics
Products
Projects
Planning light
Company
Career
Services
Contact
Contact
Consulting
Seminars and events
Career
Press
Request quotation
myERCO
myERCO
Your free myERCO account allows you to mark items, create product lists for your projects and request quotes. You also have continuous access to all ERCO media in the download area.
Login
You have collected articles in your watchlist
to the watchlist Request quotation
Downloads
Downloads
All media
Catalogue
Product brochures
Publications and brochures
General planning data
Technical environment
Technical environment
Global standard 220V-240V/50Hz-60Hz
Standard for USA/Canada 120V/60Hz, 277V/60Hz
  • 中文

Our contents are shown to you in English. Product data is displayed for a technical region using USA/Canada 120V/60Hz, 277V/50Hz-60Hz.

Search result
Quicklinks
All products
Consulting
Career
Downloads
About ERCO
More user friendliness for you
ERCO uses cookies to help us give you the best experience when you visit. By using this website you consent to the use of cookies. Please see our Data Privacy Policy for more information on cookies.

The angle between the points of a light intensity distribution curve at which the light intensity drops to 50% of the value measured in the main beam direction. The emission angle determines the light beam diameter.