Gundlach Turner-Reich Anastigmat Ser.II 12in F/6.8 8x10 Lens Serial No.212979Gundlach Turner Reich Anastigmat Ser. II 12in F 6. 8 8x10 Lens Serial No. 212979. Good condition shutter lens with minor cosmetic and mechanical impairments. Shutter works and goes through speeds properly. Aperture blades are not in sync and needs serviced (see last photo). Glass layers read subjects clear and have no cracks, scratches or dust impairments. Lens can use drop in glass filters with Series adapter. Great vintage lens for large format