Allows for more light to give the macro shots greater background detail. A similar effect can be achieved with the LED Light Guide.
Macro LED Light Guide Ring for Olympus Tough TG 7 TG 6 TG 5 TG 4 TG 3 TG 2 TG 1
OM SYSTEM LED Light Guide LG-1 for TG-Series – Even Macro Lighting for TG-1, TG-2, TG-3, TG-4, TG-5, TG-6, TG-7, Easy Attachment, Perfect for Close-Up Detail Photography
Used Olympus LG-1 LED Light Guide for TG-6,TG-7
SMALLRIG RM 03 Macro Photography LED Light, Adjustable Beam Angle, 5 Colors CRI 95 TLCI 92, Macro Arm Light for Camera with Cold Shoe Adapter, Clamp, Diffuser, Barndoor, IP54 Waterproof - 5480
Ksrnsne External Camera Light Digital Camera Flash LED Fill Light Macro Fill Light Camera Light External Flash
TEKCOPLUS 144 Macro LED Ring Flash and Ring Light 4-Zone Ring Light Microscope Camera Photo Video 198mm Outside 61mm Inner 20000Lux 6400K White Light