im looking at buying a dew heater before the dew season hits us. I have a 12" skywatcher collapsible dob. I was looking at buying this
http://www.skiesunlimited.net/index.php?ProductID=492
how many bands would i need to buy? one for each mirror?
I just want the dew off the mirrors. I leave my eyepieces covered up if im not using them. I also plan on getting this shroud.
http://www.skiesunlimited.net/index.php?ProductID=5179