| http://www.w3.org/ns/prov#value | - The preset invention relates to a multi-beam emitting device, and more particularly to a multi-beam emitting device which is suited to be employed in an optical switch and an optical modulator of an optical computer, an optical switch, an optical branching filter and an optical modulator of an optical communicating apparatus and an optical deflector and an optical modulator of a laser printer, a c
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