Figure 2
From: A novel time-lapse imaging method for studying developing bacterial biofilms
The Arduino-controlled biofilm visualization apparatus. (A) microbiological incubator, (B) an external computer monitor attached to the camera, (C) 220 V AC outlet, (D) UV lamp, (E) mirrorless SONY alpha 7 II camera coupled with a 144 LED light-ring mounted on a Zeiss Stemi C-2000 stereo microscope using a T2 adapter, (F) Arduino microcontroller with an acrylic robotic arm, (G,H) AC/DC transformers, (I) AC/DC transformer and a solid state relay module (Omron), (J) digital timer and remote shutter MC-36B (Neewer), (K) water-filled container with a water level detection sensor module.
