7.Redbird is a comprehensive GIS manufacturer that specializes in aerial photography, map making, true three-dimensional modelling and GIS development.
9.Type 190 Ballistics Longitude-Latitude Photographic Plate (BLL, photoplate) is dedicated for night photography of luminous ballistics of conventional or strategical arms.
10.Methods X-ray dental film and panoramic pantomogram were used to determine the location of embedded supernumerary teeth on bases of the geometrical principle of X-xay photography.
11.Mei's father is a famous lensman and he intended to impart the skill of the photography to his bright and intelligent daughter when Mei was in her infancy.