Orion XT8i Dob
9x50 RACI Finder TELRAD Reflex Sight
Agena SWA 38mm 70 FOV 2" EP
Orion 25+10mm Sirius Plossl 52 FOV EP
ES 82* 11mm, 18mm 2" ES 68* 24mm
6mm, 25mm Ortho. EP
Televue 3X Barlow
Filters Baader Continuum, UV/IF cut, Lumicon UHC, DGM OIII.
SkySafari T-Ring and Adaptor for Olympus E-510 Oly sz-14 SteadyPix Deluxe iOptron SkyTracker 7.7lb Electro Dot Sight RD400X
Quote:Why can't you simply shoot one dark, for example, and "duplicate" it several time in, let's say Photoshop?
LX850 blog: www.LX-850.com
personal website: www.wadsworthobservatory.com
Quote:So.....If I shoot the back of the lens cap multiple times with the exact same exposure/length/ISO, etc.....the noise captured will differ each time?