; IDL Version 3.6.1a (sunos sparc)
; Journal File for gschneid@nicmosis
; Working directory: /home/gschneid/FILTERS/IDL-PROCS
; Date: Wed Aug 30 16:14:16 1995
 
;The Journal is /home/gschneid/FILTERS/SENSITIVITY/f212nCAM2.txt
; 
;The temperature of the HST optics is:       293.000
;The temperature of the NICMOS optics is:       275.000
;The temperature of the zodiacal dust is:       265.000
;The emissivity of the HST is:      0.100000
;The emissivity of NICMOS is:      0.150000
;The effective HST telescope area in square meters is:       4.07000
;Efficiency including filter or grism but not detector is:      0.650000
;The detector noise in electrons is:       35.0000
;The required signal to noise is:       1.00000
; 
;STScI filter designation is: f212n
;The detector dark current in electrons per second is:      0.100000
;The linear range in electrons is:       173000.
;The wavelength interval in microns is:   0.000199800
;The effective filter bandwidth in microns is:    0.00758091
;Lower Wavelength is:       2.10120
;Upper Wavelength is:       2.14080
;Central Wavelength is:       2.12100
;Maximum Transmission is:      0.908951
;Lower half power wavelength is:       2.11060
;Upper half power wavelength is:       2.13140
;The average transmission between half power points is:      0.819036
;The background detected is       1.65527 photons per second
;The background from HST is       1.18415 photons per second
;The background from NICMOS is      0.459556 photons per second
;The background from zodiacal dust is     0.0115606 photons per second
; 
;The fraction of flux in the center pixel is:      0.117480
;