Wedge measures parallax separations...on large-scale 70-mm

Steven L. Wert; Richard J. Myhre

Treesearch

Wedge measures parallax separations...on large-scale 70-mm

Informally Refereed

Authors:

Steven L. Wert, Richard J. Myhre

Year:

1967

Type:

Research Note

Station:

Pacific Southwest Research Station

Source:

Res. Note PSW-RN-142. Berkeley, CA: U.S. Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station. 2 p

Download (PDF 967 KB)

Download (PDF 967 KB): https://research.fs.usda.gov/download/treesearch/37997.pdf

Abstract

A new parallax wedge (range: 1.5 to 2 inches) has been designed for use with large-scaled 70-mm. aerial photographs. The narrow separation of the wedge allows the user to measure small parallax separations that are characteristic of large-scale photographs.

Keywords

photogrammetry, aerial photography, parallax, mensurations, photo interpretation

Citation

Wert, Steven L.; Myhre, Richard J. 1967. Wedge measures parallax separations...on large-scale 70-mm. aerial photographs. Res. Note PSW-RN-142. Berkeley, CA: U.S. Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station. 2 p