F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V5/00—Refractors for light sources
F21V5/006—Refractors for light sources applied to portable lighting devices
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Non-Portable Lighting Devices Or Systems Thereof
(AREA)
Dispositif de fixation d'au moins un accessoire de prise de vue concentriquement à l'axe optique de l'objectif d'un appareil photographique.