involving temporal multiplexing, e.g. using sequentially activated left and right shutters

Full Title

Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images (in microscopes G02B21/22) > by providing first and second parallax images to an observer's left and right eyes > of the stereoscopic type > involving temporal multiplexing, e.g. using sequentially activated left and right shutters