The Kprime and Kshort filters can be related to the standard "Mauna Kea" K filter via the following transformations:
The colors are those measured on the Mauna Kea filter system.
References: Kprime transformation from Wainscoat and Cowie (1992), Kshort transformation as defined on the 2MASS web site.
Last update Mar. 3, 2004; J. Jensen