The logarithmic wedge sector and its use in quantitative spectrum analysis

F. Twyman, F Simeon

Transactions of the Optical Society · 1930 · 22 citations · 4 references

Concepts

Abstract

A logarithmic wedge sector is described and its method of use and a number of factors which need attention in this connection are considered. A discussion of the validity of the law of reciprocity in the case of intermittent exposures is given. The application of the apparatus to quantitative spectrum analysis is indicated.

References

4