Abstract

We describe the novel features of a magnetograph which has been designed especially to utilize the H_α emission line for measurement of field intensities in solar prominences. 2-G sensitivity and continuous calibration even during rapid changes in line intensity and profile are achieved.

© 1965 Optical Society of America

The Improved Solar Magnetograph of the High Altitude Observatory

R. H. Lee, J. W. Harvey, and E. Tandberg-Hanssen
Appl. Opt. 8(11) 2370-2372 (1969)

High Altitude Observatory’s New Coronagraph and Spectrograph

Joseph H. Rush and George K. Schnable
Appl. Opt. 3(12) 1347-1352 (1964)

Solar magnetograph employing integrated diode arrays

W. C. Livingston, J. Harvey, C. Slaughter, and D. Trumbo
Appl. Opt. 15(1) 40-52 (1976)

Measurement of stray radiance in the High Altitude Observatory’s Skylab coronagraph

A. Csoeke-Poeckh, R. M. MacQueen, and A. I. Poland
Appl. Opt. 16(4) 931-937 (1977)

Radiance calibration of the High Altitude Observatory white-light coronagraph on Skylab

A. I. Poland, J. T. Gosling, R. M. MacQueen, and R. H. Munro
Appl. Opt. 16(4) 926-930 (1977)