DEVICE AND METHOD FOR DETECTING STATE OF DISCHARGED LIQUID DROPLET AND IMAGE FORMING DEVICE INCORPORATING SUCH DEVICE
A device for detecting a state of a liquid droplet discharged from each of nozzles placed in one or more rows, includes a light emitting element to emit a light beam to the liquid droplet from a nozzle in question, and a pair of light receiving elements disposed on both sides of a beam diameter of t...
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Sprache: | eng |
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