Quote:
Originally Posted by Gem
Hi all
When comparing cameras... I assume a lower value is better? However, looking at the ATIK range, the more expensive cameras have higher values - which goes against my impression. The new Celestron CCD has 13e- read noise. Is that worse than an ATIK with 3e- or 7e- ??
Any help??  |
Yes a lower read noise is better. A way to combat read noise is to shoot longer subs. Read noise will only become a problem under darks skies when it becomes more prominent. I don't know about camera specs.