Example sentences of "easily visible with the naked [noun sg] " in BNC.

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1 Quite often , olivine and pyroxene begin to crystallize out early on , so they may be present in the final rock as quite large crystals , up to a centimetre across , many times larger than the crystals surrounding them , and easily visible with the naked eye .
2 Præsepe , nicknamed the Beehive , is one of the finest clusters of its type ; it is easily visible with the naked eye and is well seen with × 7 binoculars , while with × 12 and × 20 it is truly glorious .
3 There is however one splendid open cluster , M41 , which is easily visible with the naked eye and is resolvable with × 20 binoculars ; various individual stars can be seen with lower magnifications .
4 It is easily visible with the naked eye , and is striking in binoculars ; with × 12 there is some resolution of its outer parts , and with × 20 it is seen to be starry .
5 Its companion , Alcor or 80 Ursæ Majoris , is of magnitude 4.0 , and is easily visible with the naked eye ; the angular distance between the two is 11.8 minutes of arc , so that in binoculars they make a noble pair .
6 It is easily visible with the naked eye , and binoculars give it a vaguely cruciform appearance .
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