Chameleon; Barlow lens on a short nosepiece:
Chameleon; 2x Barlow:
Atik Titan; Barlow lens on
nosepiece:
PGR Firefly 0.3 Color; Barlow lens on a short nosepiece:
PGR Firefly 0.3 Mono; Barlow lens on a short nosepiece - very strong interference:
PGR Firefly 0.3 Mono; Barlow lens on a short nosepiece; Companding mode - very strong interference:
With no Barlow camera can't focus... but if the nosepiece wouldn't have a collar - it would focus after moving slightly lower inside the diagonal:
Lifecam Studio in billetparts adapter, no Barlow:
Full resolution, stacking spoiled by clouds:
Saturn f/20 RGB, LRGB, RedLum-RGB; ~22:15 UT 09.04.2012:
Channels at f/20: L filter, Orange Baader longpass, Red Baader longpass, Baader IR Pass (30 ms exposure, 30 FPS; variable gain):
Red Longpass 1,5x drizzled: