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iOptron's PoleMasteriOptron announces the PoleMaster ($299), an electronic polar finder scope that helps you quickly and easily achieve near-perfect polar alignment. The PoleMaster is a small optic with an integrated camera that attaches in front of the polar finder scope on most iOptron equatorial mounts. Once installed, the unit functions in conjunction with the included PoleMaster PC software, which quickly plots your polar star field and marks where the true polar axis is, allowing you to adjust your alignment until you are within 30 arcminutes. Its optical alignment can be calibrated to match the true rotational axis of your mount. PoleMaster connects to Windows PCs via a Mini USB cable. Be sure to select the proper adapter for your mount when ordering.'s New Product Showcase is a reader service featuring innovative equipment and software of interest to amateur astronomers. The descriptions are based largely on information supplied by the manufacturers or distributors. Sky & Telescope assumes no responsibility for the accuracy of vendors statements. For further information contact the manufacturer or distributor. Announcements should be sent to Not all announcements will be listed.


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