Calibrating spectra from CCDSpec using Compact Fluorescent Lightbulb Feb 2019
It is convenient and easy to point the telescope at a compact fluorescent fluorescent lightbulb to use it as a calibration spectrum.
Andy
Calibration spectrum using Compact Fluorescent Lightbulb:
On the diagram below, I have drawn the spectrum of a Compact Fluorescent Lightbulb and marked the principle lines:
