You may use non-sequnetial feature to do it. IaN|S|n~
$Nnz |y
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. lO)p
O+c@B}[!
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. spgY &OI;
NNS n]LP
