FOCAS quick overview
FOCAS pictures
Members
References
CCD spec.
Binning & Readout mode
Slit selection guide Bias image
Filter lists and transmission curves
Spectroscopic format on CCD
Efficiencies
Grism Selection Guide
Today's almanac (at CFHT)
FORS blank sky field (at ESO)
Live (optical) Sky View at MK (CONCAM/MK)
Sky brightness vs. Moon phase (at Gemini)
Target Visibility
General Visitor Info. at Subaru Telescope
Observation Operation Overview
Summit Computer Layout
Summary of FOCAS operation commands
Operation Procedure File (*ope file) Templates Operation log sheet for observers
FOV and AG vignetting on CCD
Sensitivity
Standard Stars
Standard star selection tips
Landolt's data
FOCAS bonus field
Dome Flat Exposure Guide
Sky Flat Exposure Guide
Wavelength calibration
Th-Ar lines and IDs [red] [blue]
CAL Exposure Guide
Sky lines
Pre-imaging
MDP (mask design pipeline) manual
Mask Alignment/Pointing
Fits Header Information