Patent ID: 6522802
Filing Date: 2003-02-18
Classification: G02B

Abstract:
An optical switch comprising:a plurality of optical inputs; a plurality of fixed mirror arrangements; a plurality of pivotable mirrors; and a plurality of optical outputs; wherein said fixed mirror arrangements and said pivotable mirrors are arranged to form optical paths from said inputs to said outputs, each optical path including reflection from at least one fixed mirror arrangement and at least two pivotable mirrors; and wherein a first array of said pivotable mirrors and a first fixed mirror arrangement are on different sides of a common support structure, said first array of pivotable mirrors being arranged along a first side of said common support structure and said first fixed mirror arrangement being arranged on a second side of said common support structure, said second side being opposite to said first side such that reflections directly between said pivotable mirrors and said first fixed mirror arrangement are unavailable.