kp1028 — Filter
918R 918R_v1 k1028
February 19, 2021
Below is a plot of the transmission of this filter when used at telescopes with differing focal ratios and central obscurations; the KPNO 4m (f/3.1) and the CTIO 4m (f/2.9). At the KPNO 4m f/3.1 the properties of this filter are: CWL=9140A, FWHM=81A, PEAK TRANSMISSION=84.7%.
About the Filter
|Release date:||February 19, 2021, 12:27 pm|
|Telescope:||Nicholas U. Mayall 4-meter Telescope|