Which file should I choose?
Use XV4CB2SF_front.dxf (revision 1.0) to insert the supplied editable drawing into your layout. The ZIP contains the unmodified XV4CB2SF_front.dxf.
Use XV4_C3_2_LENS_3DCAD.stp (revision 1.0) to place the original solid geometry in your 3D assembly. The ZIP contains the unmodified XV4_C3_2_LENS_3DCAD.stp.
