Forums Recent Posts Forums Search Share: Notifications Clear all Tag: Optolong Search Phrase: Search Type: Search Entire Posts Search Titles Only Find Topics by Tags Find Posts by User Find Topics Started by User Advanced search options Search in Forums: Astro Pixel Processor — General — FAQ - Frequently Asked Questions — Camera Support — Tutorials & Workflows — Comet registration and integration — Microsoft Windows — Apple MacOS — Linux — Gallery Development — Release Information — RFCs - Request for changes — Development priorities License, Login & Registration — License — Login & Registration Search in date period: Any Date Last 24 hours Last Week Last Month Last 3 Months Last 6 Months Last Year ago Sort Search Results by: Relevancy Date User Forum Descending order Ascending order # Post Title Date User M81 3 years ago Tom Harnish m81 ASIair Pro asi294mc Optolong L-Pro eq6-R PixInsight Algo HA-OIIII extract OIII gives more or less H-alpha but with Airy Disc the blue and green Channels contain OIII 3 years ago Aaron Ruhs OIII H-alpha l-extreme optolong dual-band rosetta NGC 7000 - Widefield 105mm 3 years ago Skanker DSLR Canon ngc7000 Optolong widefield calibration stacking Problem: Green color cast after "calibrate star colors" 4 years ago Skanker color calibration calibration colorcast Canon 6Da Optolong Stack Combining R, G, B with Ha & OIII data using an Optolong L-eNhance filter 4 years ago AhBok Optolong L-eNhance OSC and narrowband OSC and Tri-Band Filter 4 years ago Frank E Johns Optolong L-eNhance NGC6960 OSC+Ha+OIII 4 years ago AhBok Optolong L-eNhance OSC Ha-OIII color algorithm? 4 years ago AhBok Optolong L-eNhance filter Share: