Case Study case studies Case 7 Optimal inspection method for imaging the inner surface of a cylindrical object using a CCTV lens Case 6 Compact inspection space using telecentric lenses Case 5 Proposal of parallel light illumination that is ideal for inspecting scratches on mirror surfaces and measuring dimensions such as screw diameters Case 4 Telecentric lens required for FA and machine vision Case 3 Proposal of the simplest and most suitable lens for inner surface inspection in the beverage and automobile industries Case 2 Proposal of the most suitable lens for outer surface inspection of cylindrical containers such as PET bottles Case 1 Proposal of a lens that solves the out-of-focus problem that occurs during oblique imaging in visual inspection of substrates and foreign matter Case MPHC-150 Magnification selection of telecentric lens