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Oxygen III Filter & Deep Sky Observing

  • Telescope Reviews: Filter Alternatives to Lumicon?  (107k)  -  ..Oxygen III and a Orion Skyglow filter coming. Can't wait to try them. Post Extras: Fimpster.. ..filter, the DGM Optics NPB is probably one of the best available. For Oxygen III, I still like the Lumicon OIII,.. ..would need some filters for nebulae, probably an Oxygen III, UHC and perhaps Sky Glow... ..Oxygen III filter. Seeing the difference and wanting to do more dark site observing, I realized.. - ndex11
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Board/te...

  • Telescope Reviews: which filters for planets  (182k)  -  ..a type of filter known as a "narrow-band" nebula filter. It lets through the two Oxygen III emission lines, the Hydrogen-Beta line, and.. ..narrow "line" nebula filter. An OIII filter lets through the "forbidden" Oxygen III emission lines from emission nebulae.. ..does a OIII filter do. An OIII (Oxygen III) filter is a certain type of narrow.. - ndex11
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Board/te...

  • Telescope Reviews: Filter question for David  (47k)  -  ..stats: Lumicon 2 Oxygen III Premium + Filter Nebula Line Transmission % OIII 496 nm 96%.. ..depends on the filter unit. For an Oxygen III filter, the full-width at.. ..stats: Lumicon 2 Oxygen III Premium + Filter Nebula Line Transmission % OIII.. ..496 nm 87% Oxygen OIII 501 nm 96% Hydrogen-Alpha 656 nm - Now I saw one.. - ndex13
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/3...

  • Company Seven | Baader Planetarium Oxygen III Filter Description Page  (18k)  -  ..light pollution rejection filters but their effect is more encompassing than that alone. This Oxygen III filter is a genuine bandpass filter made so that only a small.. ..Filters of the Oxygen III variety specialize in showing diffuse emission and planetary nebula. Street lights,.. ..| baader planetarium oxygen iii filter description page Planetarium Oxygen III (OIII) Filter The Baader Oxygen III is among the best very narrow.. ..the type of filter (broad band pass or narrow band filters including Oxygen III) these filters pass light in the nebula lines.. - ndex1
    http://www.company7.com/baader/options/oxygenIII.html

  • Telescope Reviews: "Lumicon Galaxy" filter?  (120k)  -  ..Lumicon UHC (narrowband) filters, which were followed with the introduction of the Oxygen III and H-Beta filters. If the filter says "UHC" on it, it is.. ..filters, which were followed with the introduction of the Oxygen III and H-Beta filters. If the filter says "UHC" on it, it is.. ..introduction of the Oxygen III and H-Beta filters. If the filter says.. ..offered. The original filter line consisted of the Lumicon Deep-sky (broadband) and Lumicon UHC (narrowband) filters, which were followed with the introduction.. - ndex13
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Board/Ey...

  • Telescope Reviews: OIII FILTER  (90k)  -  ..has nearly ZERO Oxygen III line emission, making the object vanish in the OIII filter. I like the UHC on the.. ..has nearly ZERO Oxygen III line emission, making the object vanish in the OIII filter. I like the.. ..Oxygen III filter. Never mind -Dan Post Extras: mgb super member Reged: 09 02 09 Loc:.. ..Canada Re: OIII FILTER [Re: Midnight Dan ] # 3987107 - 08 16.. - ndex12
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/3...

  • Telescope Reviews: Best filters for big city light pollution  (77k)  -  ..(Omega) Optics NPB filter for a narrow-band unit, and the Lumicon OIII filter for an Oxygen III line filter. Still, the darker the.. ..using the Lumicon Oxygen III filter in my 10 inch f 5.6 Newtonian. It was.. ..using the Lumicon Oxygen III filter in.. - ndex16
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/5...

  • Telescope Reviews: Lumicon UHC filter - why 3 numbers on bottom?  (155k)  -  ..of emission nebulae. Oxygen III filters just transmit the two OIII lines, while an H-Beta filter only transmits.. ..Is this an Oxygen III filter and a Hydrogen Beta filter as.. ..the Lumicon H-Beta Filters flip side of the box says: Hydrogen-Beta 486nm 93 % Oxygen - III 496nm 0 % Oxygen -.. ..forbidden lines of Oxygen III and almost nothing else. If it were an OIII filter, the transmission figure for the H-Beta.. - ndex12
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Board/te...

  • Telescope Reviews: Looking for some advice on Filters  (67k)  -  ..recommend a good Oxygen III filter like the Lumicon OIII or Thousand Oaks OIII. No filters will help galaxies very.. ..is a narrow-band filter designed with a primary passband that lets through both the Oxygen III nebula emission lines (4959 and 5007.. ..is a narrow-band filter designed with a primary passband that lets through both the Oxygen III nebula emission lines (4959 and 5007.. ..filter. If you can afford to get another filter too, then I would recommend a good.. - ndex12
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/3...

  • Telescope Reviews: Filters  (138k)  -  ..added an Orion Oxygen III filter. All of these are 1 " format. Later after selling the.. ..recommend the Celestron Oxygen III as a very good filter for the money. Regards, Jim Post.. ..wanted a 2" Oxygen III filter and perhaps a 2" UHC. After reading, shopping and forum.. ..of the 2" filter world a shot - the Celestron UHC and Oxygen III filters. Each can be had for less.. - ndex14
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Board/Ey...

  • Telescope Reviews: Which filter to get?  (196k)  -  ..Oxygen III Filter Orion Ultrablock Narrowband Filter Their quality would be comparable to the Lumicon filters, or so close that I wouldn't.. ..can get: Orion Oxygen III Filter Orion Ultrablock Narrowband Filter Their quality would be comparable to.. ..narrowband *and* an Oxygen III line filter, as that covers most of the bases. Clear skies.. ..ordered the Orion Oxygen III filter to start out with. Hopefully that will.. - ndex14
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Board/Ey...

  • Telescope Reviews: UHC Filters  (152k)  -  ..of a regular Oxygen III filter. Its Full Width at Half Maximum (FWHM) is 240 angstroms.. ..a really effective Oxygen III filter, so, I simply can't recommend it.. ..fact, the OIII filter does *not* perceptibly dim the light from the Oxygen III emission lines. You have to use.. ..use it, the filter can be very valuable. The transmission of the Lumicon OIII filter at the Oxygen III wavelengths is well over 90%. The.. - ndex11
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Board/te...

  • Telescope Reviews: The vast world of telescope nebula/galaxy filters  (94k)  -  ..etc. For the Oxygen III filters, I like the Lumicon OIII probably the best, although the.. ..The even narrower Oxygen III line filters dim the stars even more, but again, you are.. ..Now, as for filters, for emission nebulae, you should probably consider two filters: a "narrow-band" nebula filter, and an Oxygen III "line" nebula filter. Some common narrow-band units are: Lumicon.. ..Oxygen III emission, the OIII filter may be a somewhat better choice than the UHC. Clear.. - ndex11
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/2...

  • Telescope Reviews: Oxygen III filter recommendations  (92k)  -  ..Petaluma, CA Re: Oxygen III filter recommendations [Re: AdamH97 ] # 5007594 - 01 08 12.. ..Sacramento suburbs Re: Oxygen III filter recommendations [Re:.. ..Oxygen III filter recommendations [Re: AdamH97 ] # 5010431 - 01 10 12 10:44 AM Edit.. ..Beatrice, Nebraska Re: Oxygen III filter recommendations.. - ndex14
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/5...

  • Telescope Reviews: oxygen lll filters and price difference  (55k)  -  ..Oxygen III filter work best for enhancing the viewing of Planetary emission nebula? Would this filter also help bring out a little.. ..has almost no Oxygen III emission, so the OIII filter pretty much kills it. For the.. ..ask would an Oxygen III filter work best for enhancing the viewing of Planetary emission nebula?.. - ndex11
    http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/2...


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