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Ring Light RL3940

Advanced Illumination Lighting

Product Family


Lighting Type

Ring Lights - Dark Field


Blue (470), Green (520), IR (880), Red (625), UV (395), White (WHI)

Size Inside


Size Outside


Salient Features

RL3940: Classic Low Power Dark Field Ring Light

  • Low angle illumination in a compact 100mm (3.94”) housing
  • Solves a wide array of imaging problems where low angle of incidence and radial illumination is required


General SpecsMechanical SpecsPart No KeyConnector ControlOptical PerformanceOperation Wiring
RL3940_GenSpec Advanced Illumination Lighting
RL3940_MechSpec Advanced Illumination Lighting
RL3940_PartKey Advanced Illumination Lighting
RL3940_ConnCont_Ai Advanced Illumination Lighting
RL3940_Int_Dist_Ai Advanced Illumination Lighting  RL3940_Area_of_Ill_Ai Advanced Illumination Lighting


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