From: Ray Byrne <ray@in4media.co.uk>

Date: June 6, 2007 2:31:25 PM MDT

To: Astro_IIDC@yahoogroups.com

Subject: Re: [Astro_IIDC] L-RGB filter recommendations?


Hi Doug,


I bought a set of Astronomik LRGB filters they are all individually UV/IR blocked and I got them because they seemed a favourite with most serious imagers and had advice from some top guys in the Planetary and DS fields in the UK. I use a DMK21AF04 and a ScopeTeknix filter wheel <http://www.scopesnskies.com/prod/scopeteknix/filter-wheel/imagers/observers/wheel.html>


I've had results on Saturn using the AstroIIDC/DMK/Astronomik filters combination that surpass earlier efforts. Previously I used a PC laptop Toucam Pro II and K3CCD Tools + Registax. The process of creating the colour file requires a bit of practice and can be a bit mind-boggling at first but I can now get good detail on both the rings and the globe itself and the process is very powerful. With good seeing and everything going to plan awesome results can be had - the way to go for sure.


IHTH

 

On 6 Jun 2007, at 17:02, Doug wrote:

I was hoping I could prevail upon you good folks once again to make a suggestion regarding
an L-RGB filter set. I will have both the time and dark skies over the summer to try my hand
at color imaging and processing - with my primary goal being planetary although I'll try
multiple objects for sure. My imaging efforts thus far have all been devoted to solar and I'm
enjoying Astro IIDC so much that I've decided to "branch-out".

I'll have access to both a DMK21AF04.AS and a PGR Flea2 monochrome camera and I own a
manual Atik filter wheel (currently used for multi-mag). I'd appreciate recommendations on a
1.25" mounted filter set "brand" and whether or not I should get RGB filters with IR/UV cut
built in, separate clear IR/UV cut (luminance) filter (or both), etc.. I'm new at this and a little
uncertain about how best to match spectral characteristics of filters with the sensors I'm
using in my cameras.... Any advice most appreciated.

thanks


ATB


Ray Byrne

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