Vivitar Series 1 Flat Shield 90-180mm 4.5 Kino Precision Vivitar Series 1 90-180 mm f/ 4.5 Flat Field Author: Henry Torres 0(0) 0 2865 | Vivitar Series 1 Flat Shield 90-180mm 4.5 Kino Precision Vivitar Series 1 90-180 mm f/ 4.5 Flat Field Author: Henry Torres 0(0) 0 3915 |