Hi All, I have a question about anti-reflective coatings with a little bit of a different twist. I already own a CS 3nm Ha filter which I have used for several...
Hi Bob, I think it comes down to too many conferences. There's another astro- imaging conference coming up in So. Cal pretty soon. Most likely there will be...
Nicely done Kevin You got nice color saturation to accentuate the nebulae structure. I will have to put M8 on my next widefield narrowband list. Charlie ...
When i bought my original 3nm cs 50mm ha filter it was not AR coated later I bought CS 3nm [OIII] and [SII] filters and they had AR coating I asked David...
I am glad this subject came up. I am looking to "upgrade" from my Astronomik Ha, OIII, and SII filters. Apparently I am limited to either Astrodon or Custom...
NASA has recently answered with a world press release to the prediction of a mega tsunami, created by a possible impact of a fragment of the comet SW-3 on MAY...
... because ... filters, ... it is true that the cust sci filters are made from a sandwich construction. It is true that Astrodons have exposed dielectric ...
Hi Richard, i have tested the Astronomik 6nm against the 7nm from Baader. The Baader has a special constructing. It is made with a colored red glass that has...
Thanks very much Charlie. Clear skies, Kevin From: Astrofx@... Nicely done Kevin You got nice color saturation to accentuate the nebulae structure. I will...
AD filters are constructed with a single substrate and come with optical coatings on all surfaces. They have very high transmission. I have been very pleased...
Good evening folks, A few weeks ago I posted an image of M8 and M20 in H-alpha. I was able to acquire the RGB channel data earlier this week. Here is the ...
John wrote: A comparison to a 6nm to 6nm would be better when it comes to measuring the contrast of one filter design to another. A 3nm filter will have more...
The 6 segment mosaic is finally complete. Sorry for the low res Anacortes URL, but my new web site dedicated to H-alpha imaging is not yet ready. The mosaic ...
A real beauty John. Clear skies, Kevin Dixon www.kevindixon.westhost.com From: john gleason The 6 segment mosaic is finally complete. Sorry for the low res...
John That is an absolutely phenomenal image. I can't wait to see the hires version! Charlie http://www.astrofx.com In a message dated 5/4/2006 5:34:12 PM...
BTW, if folks want to see a higher res 7mb file, you can send me an email privately and I'll send it to you. It's worth sharing the amazing detail found in the...
It is Spring, and Scorpius rises early in the morning bringing with it the Summer Milky Way and new selection of nebulae for narrowband imaging. Within its...
Really good shots John considering how low these objects are in the south. jg ... SPONSORED LINKS Line filter Astrophotography Narrowband YAHOO! GROUPS LINKS ...
Very nice teasers John Looking forward to the main course. 8>) Charlie http://www.astrofx.com In a message dated 5/6/2006 12:14:05 AM Eastern Standard Time, ...
Beautiful images John. Can you provide a links to larger versions of the images? Clear skies, Kevin Dixon www.kevindixon.westhost.com From: "aspen6lane"...
Thanks, Charlie. First course being served tonight. Regards, John ... From: narrowbandimaging@yahoogroups.com To: narrowbandimaging@yahoogroups.com Sent:...
Perhaps the most well known of the Scorpius Trio is the Cat's Paw Nebula, NGC 6334. Rather than the monotonous monochrome red of an RGB image, the narrowband...
Here are the second course and dessert - Scorpius Trio Nebulae 2 and 3. NGC6357 looks like a crab. In narrowband filters it has a coloration simlar to the...
Hello Everyone, For those of you that attended advanced imaging conference and NEAF, thank you for stopping by the FLI booth. It was great meeting everyone and...
hi My fsq arrived yesterday..and fortunately the skies were clear...although the moon was full i was lucky again that later in the night some of those...
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