You may use non-sequnetial feature to do it. J 7D}%
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creating a single lens and duplicate it using array and the tool under NSC Editor > Tools > Replicate Objects. You will also need to make use of tilt to get the right angles. [D-Q'"'A
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If you employ the symmetry of the object you wish to create you should be able to reduce the number of objects needed to achieve it. .d;Iht,[
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