Quote:
Originally Posted by Star Hunter
QHYCCD are still in beta testing that camera and no official announcement has been made. Re Ha QE, I totally disagree. 40% QE is way too low. See the specs chart for the QHYCCD 367C which is the 810a chip. See this link. http://tinyurl.com/mqozl8o As your can see, QE for Ha is ~82%. |
That is relative QE (green peak at 100%) and not a true QE. If that sensor was to peak at ~70% then the Ha would really be 82*0.7=57.4%.
I just plucked the 70% QE number out of the air.