Other important imaging tools include the microscope, the camera, the binocular and the magnifying glass.

FORBES: No. 17: The Telescope

Moreover, using a stain in this way meant they could automate the process by attaching a camera to the microscope, taking photographs of all 384 wells, and feeding the images into a computer that had been programmed to measure the area of orange in a well and contrast that with the total area occupied by worms.

ECONOMIST: A better way to find novel antibiotics

He got his first camera and his first microscope on his seventh birthday.

WSJ: Roman Vishniac | Witness to Catastrophe | International Center of Photography | By William Meyers