Optical Testing

Catalog description

In this course students learn techniques used for testing spherical surfaces, flats, and prisms. Topics include measurement of surface quality, focal length, power, irregularity, angle of deviation, basic interferometry, fringe analysis and lens aberrations. Specific measuring techniques and instruments include auto collimation, distance object method, laser two-beam method, spherometers, micrometers, Ronchi testers and test plating.