Editor's Note: This deal is now over as the discounted units are out of stock. Read our regularly updated list of telescopes and binoculars from Orion, Celestron, Meade Instruments, Sky-Watcher and ...

Meade Instruments Corp. said Wednesday that it has filed a patent-infringement lawsuit against rival Celestron International Inc., a week after the U.S. government sought to block Meade from buying ...

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