TREA

Refractors for light sources

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Industry

  • CPC
  • F21V5/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F21Lighting F21VDETAILS OF LIGHTING DEVICES, OF GENERAL APPLICATION

Current Industry

F21V5/00Refractors for light sources

Sub Industries

F21V5/002using micro-optical elements for redirecting or diffusing light F21V5/003using holograms F21V5/004using micro-lenses F21V5/005using micro-prisms F21V5/006applied to portable lighting devices F21V5/007Array of lenses or refractors for a cluster of light sources F21V5/008Combination of two or more successive refractors along an optical axis F21V5/02of prismatic shape F21V5/04of lens shape F21V5/041Ball lenses F21V5/043the lens having cylindrical faces F21V5/045the lens having discontinuous faces F21V5/046the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis F21V5/048the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction F21V5/06Hanging lustres for chandeliers F21V5/08producing an asymmetric light distribution
Industries