270 
Cost Digital Photogrammetric System 
for Educat î on and Train I 
” BEROMAN " 
i ,ow 
Sun j i MURAI* and Kesami KOIDO** 
♦Institute of Industrial Science, Univ. of Tokyo 
*»Geographic Survey Institute 
Abstract 
The BIRDMAN is a simple analytical plotting instrument for 
aerial photogrammetry, close-range photogramme try using non 
metric or metric cameras. This plotting system consists of 
personal computer, digitizer with stereoscope and peripheral 
equipments. It can be used evan by a non-specialist in stereo 
plotting operation.