Features The lens with face window and side face windowCan magnify the side face of item by 2pcs reflectorsZoom c mount lens0 5X c mount adapterObjective magnification power by 0 7 4 5X about 10 180X on the display Zoom rate 6 5 1Working distance W D 95mm holder diameterΦ28mm Focus fine Any position focus of C CS MountIriis Adj High definition and high depth of focusLarge depth of fieldWith fine tuning manual iriis ringOption optional 0 5X CCD adapter Standard optional only 0 5X if you want other size please contact with us Length 160mm L Ring Suit for 40MM 50MM hold ring stand We will sent you a ring adapter for free Package includes 1 x C MOUNT Lens1 x 1X Lens1 x 40mm to 50mm Ring Adapter Details pictures