OBSERVATION OF CREPUSCULAR PEAK OF EMISSION OF HELIUM WAVELENGTH 10,830A WITH THE AID OF THE FABRY-PEROT STANDARD,
FOREIGN TECHNOLOGY DIV WRIGHT-PATTERSON AFB OHIO
Pagination or Media Count:
A description is given of a monochromator having unusually high transmission and of experiments involving use of the device to observe the helium 10,830 line in twilight.
- Atmospheric Physics