An amoeba fits in a 40% dark petri dish. A microscope is -4 inch right of and -2 inch above the dish. The dish is on a table. The ground is tile. It is dark. A shiny cabinet is behind the table. A stool is right of and -2.8 feet above the table. A very long [lab] wall is 8 feet right of the stool. It is facing east. A light is left of and above and -6 inch in front of the microscope. Camera light is brown.