GB/T 19658-2013
Method of measurement of center beam intensity and beam angle(s) of reflector lamps (English Version)

Standard No.

GB/T 19658-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 19658-2013

Replace

GB/T 19658-2005

Scope

This standard specifies the definition and measurement method of the central light intensity and the corresponding beam angle of reflector lamps. This standard applies to incandescent lamps, tungsten-halogen lamps, gas discharge lamps and reflector lamps with LED as light source for general lighting, but not for special-purpose lamps, such as floodlights. This standard only deals with design tests of lamps.

GB/T 19658-2013 history

• 2013 GB/T 19658-2013 Method of measurement of center beam intensity and beam angle(s) of reflector lamps
• 2005 GB/T 19658-2005 Method of measurement of center beam intensity and beam angle(s)of reflector lamps