AO

Welcome to the Brand page for “AO”, which is offered here for Group a: ballistic scientific and ballistic laboratory apparatus; bibliofilm projectors; slide, film, and opaque projectors; optical instruments for examining and counting particles in blood, urine, milk, and mold: camera lucidas; colorimeter; optical projection profile comparators; microscope illuminators; finger print magnifiers; goniometers; haemacytometers; hemoglobinometers; mechanical hardness testers; mechanical and optical micrometers; microscope telescope, condensing, photographic, and projection lenses; microtomes; microtome knives; spectrometers; refractometers; microscopes; photomicrographic apparatus and lenses; light polarizing apparatus; roof, porro, amici, head, constant deviation, and special bore sighting optical prisms; spectrometers; laboratory tissue freezers; group b: ophthalmic absorptive lenses; ophthalmic aphakic lenses; lenses for use in determining size errors of the eyes and for the correction of such size errors; hardened ophthalmic lenses lenses for protecting the eyes; lenses and transparent plates for welding helmets and shields; lens centering instruemnts; and, group c: instruments for photographing eye movement;.

Its status is currently believed to be active. Its class is unavailable. “AO” is believed to be currently owned by “AMERICAN OPTICAL COMPANY”.