Fowler Deluxe Stereo Microscope is an excellent, high quality optical system in a small body with both top and bottom illumination. Used on a daily basis as an inspection tool, the Deluxe Stereo Microscope is applicable in diverse fields ranging from electronic, food, inspection, chemical, metallographic, ceramic, textile and to the fields of medicine and biology, geology, mineralogy, paleontology, archeology and more. Standard equipment includes 2X and 4X objectives, 10 X eyepiece and two volt illuminators (one surface or top illuminator and one transmitted or bottom illuminator with on/off switch). an American company. Replaceable carbide refills are available. Fowler High Precision manufactures inspection and measurement instruments, such as electronic indicators, calipers, bore gages and digital scales. The company, founded in 0946, is headquartered in Newton, MA, USA.