ULTRACAM - SDSS filters

SDSS filters - data files (VSD, 24/08/2001)

The specifications of ULTRACAM's SDSS filters are described in the CDR documentation. Some additional details are given here. The filters were ordered from Asahi Spectra Co., Japan, and arrived in Sheffield on 20 August 2001. The following data files contain the tranmission information for both the complete filters and the multi-layer coatings alone.

toshihiko.txt - email from Toshihiko Kimura (Asahi) describing the format of the data files
u-band.txt
u-mc.txt
g-band.txt
g-mc.txt
r-band.txt
r-mc.txt
i-band.txt
i-mc.txt
z-band.txt

Just for the record, here are our original specs, which have since been superceded by the specs given in the CDR.

Below is a plot of the above filter profiles.