透視圖 作圖時에 視点의 位置選定에 關한 考察 = A study on the finding the station point in the drawing of perspective

다국어 초록 (Multilingual Abstract)

In the drawing of perspective if we select the piostion of the station point under the following condition, a person can read the better proportion of the normal object on ground at a glance;
1) The distance of the station point form the picture plane must be twice the maximum width of the object.
2) The direction of the center visual rays must be focused on the center of the object.
3) The height of the station point must be same as the normal eye level.