| 1． | Sometimes slope of stripes causes a difference in resolving power of imaging device, especially pick up tube though the same number of TVs in a taken image. This is a phenomenon caused by an elliptic imaging aperture. | | 2． | In Radial Resolution Chart , wedge-shaped fringes are circularly arranged alternay with white and black. The circles drawn by the line width 1/1500h are located in 200TV, 400TV and 800TV.（h is a height of a Chart） | |
