Kimball Physics is a high-tech manufacturer of scientific instruments, with over 50 years of experience in ultra-high-vacuum electron and ion optics. The company specializes in precision electrostatic and magnetostatic optics, with beam energies ranging from 1 eV to 100 keV, and beam currents ranging from femtoamperes to amperes. Most units are low power devices. An MIT spinoff, the company is located in a half dozen buildings situated near the top of a wooded hill in southern New Hampshire.