-
Range Finder
1957 -
Mirror Stereoscope
1958 -
Range Finder Ⅰ-type
1960 -
Rang Finder Ⅱ-type
1961 -
Range-Height Finder
K-type
1961 -
Dendrometer
Ⅰ
1964 -
Mirror Stereoscope
Stereoscopy type-Ⅲ
1965-68 -
Range Finder
DM-500
1971 -
AUTO V site
VS-A1
1972 -
V-site
VS-2
1973 -
Range Finder
DM-500A
1979 -
Aligner for Ceiling
works CM-1
1982
