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Conformal optical systems have outer surfaces whose shape is chosen to optimize the interaction with the environment in which the optical system is...
Magnetorheological finishing (MRF) is revolutionizing the way that optics are manufactured. The process utilizes polishing slurries based on...



= Encyclopedia Article; = Research Update
Figure 1.MRF delivery system showing the main components and basic motion of the workpiece.
Figure 2.Magnetorheological fluid flow in the polishing zone. (a) No magnetic field. (b) Magnetic field on; iron particles form chains. (c) Part immersed in stiffened fluid creates subaperture polishing zone.
Figure 3.Measurement of an MRF polishing spot, illustrating the unique three-dimensional shape.