The following is an abstract for the selected article. A PDF download of the full text of this article is available here. Members may download full texts at no charge. Non-members may be charged a small fee for certain articles.

Attachment for a Rotating Sector

Volume 20, Number 5 (Oct. 1966) Page 334-334

Read, T.A.

Because of the marked curvature of spectral lines obtained with the Hilger medium quartz spectrograph, rotating-sector plate calibration involves repeated manipulation of the microphotometer adjustments to align individual steps with the microphotometer slit.