tree of life,  installation BMO Project Room gallery.   Photo:  Toni Hafkenscheid
                    Detail,  tree of life  installation BMO Project Room gallery. Photo: Toni Hafkenscheid
                                     Detail,  tree of life,  Project Room gallery.   Photo:  Toni Hafkenscheid
 Acrylic covers removed
 Acrylic covers removed, LED’s  illuminated.
 Detail, motorized linear rail and LED assembly
 Detail,   electrical hardware, motor, motor driver, programmable logic controller (PLC) and wiring. Optical sensor slots  are visible on the left. Each slot corresponds to the vertical position of  a single word engraved in the acrylic.
 Detail, motorized linear rail carriage, LED assembly removed
 Detail, optical sensors and slots.
 Detail, LED assembly, top half removed
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