Random Musings of an Amateur Astronomer
Posts tagged televue 1.5x imaging extender
NGC 891
09 years ago
by admin
in Astrophotography
This image is actually from data gathered on Aug 17. Heavily speckled from duddy darks (note the red, blue, green hot pixels), but this image still turned out alright. This stack was done on the NP101is, but with the 1.5 imaging extender on. No filters were used; 3 minute exposures autoguided with PHD and a new Orion autoguider (and not planetary imager!) This could certainly benefit from some additional aperture but I was still pretty pleased with how well it came out. Nice spiral edge-on More >
Televue 1.5x Imaging Extender
0New toys! Always fun! After the 2x Barlow, 4x Powermate Test, I thought I would branch out a little with the 1.5x extender (for NPis scopes only!!)
Mirfak in NP101is Prime Focus and 1.5x Extender
The first thing that I noticed was that this thing is huge. It is almost as long as my Stellarvue 10x60mm Finderscope and a healthy slug wider diameter. Indeed – this monster fits into my NP101is with no special adapters needed as it’s built on the NPis 2.4 inch diameter specification. Since I use More >
